United States v. Modesto Ozuna ( 2009 )


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  •                               In the
    United States Court of Appeals
    For the Seventh Circuit
    No. 07-2480
    U NITED S TATES OF A MERICA,
    Plaintiff-Appellee,
    v.
    M ODESTO O ZUNA,
    Defendant-Appellant.
    Appeal from the United States District Court
    for the Northern District of Illinois, Eastern Division.
    No. 03 CR 757—John F. Grady, Judge.
    A RGUED D ECEMBER 10, 2008—D ECIDED A PRIL 6, 2009
    Before P OSNER, K ANNE, and R OVNER, Circuit Judges.
    K ANNE, Circuit Judge. On July 28, 2003, agents of the
    Drug Enforcement Agency stopped a tractor-trailer
    driven by Modesto Ozuna. After searching the trailer,
    allegedly pursuant to Ozuna’s consent, the agents found
    200 kilograms of cocaine. Ozuna was later arrested and
    indicted for possession with the intent to distribute
    more than five kilograms of cocaine. The district court
    initially suppressed the evidence from the search because
    the government had failed to prove by a preponderance
    2                                              No. 07-2480
    of the evidence that Ozuna consented to the search. It
    later reopened the suppression hearing to consider the
    testimony of two handwriting experts regarding whether
    a signature on the consent form belonged to Ozuna. Based
    on this new evidence, the court vacated its prior order
    and found the evidence admissible. Ozuna appeals the
    district court’s decision to reopen the suppression
    hearing and its reliance on the government’s handwriting
    expert. He also appeals the district court’s decision to
    exclude certain testimony he wished to present at trial.
    We now affirm.
    I. B ACKGROUND
    In July 2003, Agent Michael Lumpkin of the Drug
    Enforcement Agency informed DEA agents in Chicago
    that two drug distributors, Claudio Aguilar and Mario
    Garcia, were orchestrating a drug exchange in the
    Chicago area using a tractor-trailer registered to “Ozuna’s
    Express.” On July 28, the Chicago agents pulled over
    Modesto Ozuna, who was driving a tractor-trailer bearing
    the name “Ozuna’s Express.” A search of the trailer,
    purportedly pursuant to Ozuna’s consent, revealed
    200 kilograms of cocaine hidden among a load of limes.
    Ozuna was taken to a DEA office, where, according to
    agents, he admitted that he was transporting illegal
    drugs. Ozuna told the agents that he wished to cooperate
    against Aguilar, so he was allowed to return to Texas
    for that purpose. Ozuna was released but was arrested
    again in August 2004. He was subsequently indicted
    No. 07-2480                                                   3
    for possession with intent to distribute more than five
    kilograms of cocaine, in violation of 
    21 U.S.C. § 841
    (a)(1).
    During the proceedings that followed, the government
    and Ozuna recited different versions of the events sur-
    rounding Ozuna’s apprehension and arrest. Disagreement
    regarding these facts led to a number of evidentiary
    challenges that have become the subject of this appeal.
    A. Ozuna’s Motions to Suppress the Seized Cocaine
    On January 12, 2005, Ozuna filed a motion to suppress
    the 200 kilograms of cocaine seized from his vehicle,
    arguing that he did not consent to the trailer’s search.1 On
    March 2, 2005, the court held a suppression hearing,
    at which DEA Special Agent Robert Glynn and Ozuna
    both testified as to their recollections of the search on
    July 28, 2003.
    Glynn testified that, pursuant to information received
    from Lumpkin, he and other agents began surveillance
    of Aguilar and Garcia at O’Hare airport. Agents watched
    Aguilar and Garcia drive to a hotel, where they also saw
    Ozuna, who was driving a tractor-trailer. Based upon
    what they witnessed and information received from
    Agent Lumpkin, the agents stopped Ozuna’s tractor-trailer.
    1
    Ozuna also argued that the agents lacked reasonable
    suspicion to stop the tractor-trailer and that his stop resulted
    in an arrest without probable cause, but only the question of
    his consent is relevant to this appeal.
    4                                                No. 07-2480
    Glynn and Task Force Officer William McKenna ap-
    proached the driver’s door of the vehicle. According to
    Glynn, he asked for Ozuna’s consent to search the
    trailer, and Ozuna agreed. Ozuna told the agents that
    the trailer was locked, and Glynn permitted him to
    retrieve the key from the cab. Ozuna then unlocked the
    trailer door.
    Glynn testified that he retrieved a DEA consent-to-
    search form from his car and read it to Ozuna. Ozuna
    signed the form, which Glynn and McKenna also signed
    as witnesses. The agents searched the trailer and discov-
    ered the cocaine. They then took Ozuna to the DEA office
    in Chicago.
    Ozuna disputed much of Glynn’s testimony. He stated
    that on July 28, he drove a tractor-trailer loaded with
    mangoes and limes from Texas to Chicago. He claimed that
    the agents cut him off while he was driving, pointed a
    weapon at his head, demanded that he exit the truck,
    and handcuffed him. Ozuna maintained that he never
    gave the agents consent to search the tractor-trailer, did not
    retrieve the keys from the tractor or unlock the trailer,
    and did not sign the consent-to-search form. He denied
    knowledge of the cocaine found in the trailer.
    At the close of the suppression hearing, the district
    court granted Ozuna’s motion to suppress. After ruling
    that the DEA was justified in stopping the tractor-trailer,
    the court held that the government had failed to prove
    by a preponderance of the evidence that Ozuna
    voluntarily consented to the search of the trailer. Upon
    comparing the signature on the consent form to Ozuna’s
    No. 07-2480                                             5
    known signatures, the court was not convinced that Ozuna
    had actually signed the form. It also expressed doubt
    regarding portions of Glynn’s testimony, due to the
    serious risks the agents would have faced had the search
    occurred as Glynn described. Ultimately the court deter-
    mined that, although it was a close question, it was not
    persuaded by the greater weight of the evidence that
    the government’s version of events was true, and it
    granted the motion.
    Following the hearing, the government submitted the
    consent-to-search form for fingerprint and handwriting
    analysis. Ozuna’s fingerprints were not on the form, but
    a handwriting expert concluded that the signature was
    Ozuna’s. On March 14, 2005, the government filed a
    motion to reconsider or supplement the suppression
    hearing with additional testimony from its handwriting
    expert. The district court denied the motion to reconsider
    and requested a response from Ozuna regarding the
    motion to supplement the hearing. In response, Ozuna
    argued that the additional testimony would not relate
    to the issue of whether the search was consensual, and
    that if the hearing were reopened, it would be prejudicial
    to allow the testimony of the government’s handwriting
    expert without appointing an impartial handwriting
    expert to conduct an independent review of the evidence.
    He later filed an additional objection to the govern-
    ment’s use of expert handwriting testimony on the
    ground that it did not meet the requirements of Daubert
    v. Merrell Dow Pharmaceuticals, Inc., 
    509 U.S. 579
     (1993).
    The court granted Ozuna leave to hire an expert and
    conducted hearings to consider the testimony of both
    handwriting experts.
    6                                              No. 07-2480
    The defense expert, Ellen Schuetzner, explained that
    there were several inconsistencies and “voids” within the
    pen strokes that could indicate forgery. She had not,
    however, examined the document prior to its treatment
    for fingerprint analysis, and she noted that the
    chemical treatment or a faulty pen could also have
    resulted in these inconsistencies. After comparing and
    contrasting the questioned signature and known signa-
    tures, Schuetzner concluded that there were “indications”
    Ozuna may have signed the form, which she described
    as a “very weak opinion of authorship.”
    James Regent, the prosecution’s expert, testified that he
    had concluded with his “highest degree of confidence” that
    Ozuna had signed the questioned document. He ex-
    plained that the writing appeared natural, that he did not
    find evidence of simulation, and that all dissimilarities
    between the questioned and known signatures were
    within the expected range of variation.
    On June 24, 2005, the court vacated its prior ruling and
    denied Ozuna’s motion to suppress. The court explained
    that it gave little credence to Regent’s conclusion that
    Ozuna had in fact signed the form. Instead, the court
    found the testimony of both witnesses useful in con-
    ducting its own evaluation of the signatures. After examin-
    ing the questioned and known signatures, the court
    concluded by a preponderance of the evidence that
    Ozuna had signed the consent-to-search form. Based on
    this conclusion, the court found Ozuna’s testimony to the
    contrary untruthful. Because of the court’s adverse deter-
    mination regarding Ozuna’s credibility, it found, not-
    No. 07-2480                                               7
    withstanding its previous reservations, that Glynn’s
    testimony regarding the search was more likely true
    than not and held that Ozuna had consented to the search.
    On January 12, 2006, Ozuna filed a motion to reconsider
    the denial of his motion to suppress. In this motion, Ozuna
    argued that he had new evidence that would support
    his testimony and discredit that of Agent Glynn. He also
    maintained that the court’s reliance on handwriting
    testimony was improper. The court held another hearing
    to consider additional evidence regarding the search,
    but it ultimately denied Ozuna’s motion.
    B. Ozuna’s First Trial
    Ozuna’s first trial took place from August 7 to August 10,
    2006. Among numerous witnesses, the government
    called Agent Lumpkin, who testified about his contacts
    with the Chicago-based DEA agents and his interactions
    with Ozuna after he was released to cooperate with the
    government. Lumpkin described his efforts to locate
    Ozuna after he fled prosecution, as well as Ozuna’s
    subsequent arrest and confession.
    Ozuna called his ex-girlfriend, Oney Rios, and her sister,
    Jessica Rios, to testify about their contacts with Agent
    Lumpkin. Both Rios sisters claimed that Lumpkin had
    called them to ask about Ozuna and made various
    threats when he believed they were being uncooperative.
    For example, Oney testified that Lumpkin had asked her
    to lie, threatened to charge her with crimes related to the
    200 kilograms of cocaine, and asked her if she wanted
    8                                               No. 07-2480
    to spend the rest of her life in jail. Jessica stated that
    Lumpkin had threatened to tell her employer of her
    former career as a “dancer at night.”
    During the government’s rebuttal case, Lumpkin
    testified that he had contacted both Rios sisters during his
    pursuit of Ozuna. He stated that he had agreed to help
    Oney Rios with a felony warrant that was out for her
    arrest and admitted to having heated words with her
    when she was uncooperative. He denied, however,
    making any improper threats.
    On August 11, 2008, the court declared a mistrial after
    the jury was unable to reach a unanimous verdict.
    C. Ozuna’s Second Trial
    Ozuna’s second trial took place from November 2
    through November 9, 2006. At this trial, the govern-
    ment narrowed the focus of its case-in-chief. The govern-
    ment called numerous witnesses who testified to the
    surveillance conducted on July 28, 2003, the stop and
    search of Ozuna’s truck, the discovery of the cocaine, and
    Ozuna’s confession and decision to cooperate with the
    DEA. However, it did not call Agent Lumpkin and
    did not present evidence about Ozuna’s flight from
    prosecution or his confession at the time of his arrest a
    year later.
    During the defense’s case-in-chief, Ozuna sought to
    introduce numerous pieces of evidence that he claimed
    were relevant to the credibility of the agents involved in
    the investigation and the government’s case. These in-
    No. 07-2480                                                   9
    cluded (1) testimony regarding Lumpkin’s contacts
    with the Rios sisters; (2) questioning regarding the
    alleged fabrication of a DEA-6 form 2 memorializing
    Lumpkin’s discussion with Jessica Rios; (3) testimony
    from Andreas Macias, whose previous identification of
    Ozuna the defense claimed the government falsified; and
    (4) Lumpkin’s testimony from a previous proceeding
    regarding his interactions with truck drivers carrying
    cocaine. The defense argued that this evidence was neces-
    sary to support its theory that the government was at-
    tempting to convict Ozuna at any cost. The district court
    refused to admit this evidence based on Federal Rule
    of Evidence 403 and because it was irrelevant.
    On November 9, 2006, the jury found Ozuna guilty. He
    was sentenced to twenty-five years’ imprisonment, fol-
    lowed by five years of supervised release.
    II. A NALYSIS
    The issues Ozuna raises on appeal fall into two catego-
    ries. First, Ozuna asserts that the district court erred by
    considering the handwriting experts’ testimony and
    subsequently denying Ozuna’s motion to suppress the
    seized cocaine. Second, Ozuna argues that the district
    court improperly excluded evidence that he claims was
    necessary to present his theory of defense. We discuss
    each issue in turn.
    2
    Although the parties do not define or explain a “DEA-6” form,
    it is apparently a report in which agents memorialize their
    interviews during an investigation.
    10                                               No. 07-2480
    A. Consideration of the Handwriting Evidence and the
    Motion to Suppress the Seized Cocaine
    Ozuna challenges the district court’s decision to deny
    his motion to suppress after considering expert hand-
    writing testimony. He first argues that the district court
    erred in reopening the suppression hearing and allowing
    the government to present new evidence that was avail-
    able to it at the time of the original hearing. Next, he
    claims that the district court erred in failing to conduct a
    Daubert analysis. Because he maintains that handwriting
    comparison techniques are not sufficiently reliable, he
    argues that the district court should not have considered
    the expert testimony at the hearing.
    1. Reopening the Suppression Hearing
    This court has generally given wide latitude to district
    courts to reopen suppression hearings for consideration
    of newly obtained evidence. See, e.g., United States v. Scott,
    
    19 F.3d 1238
    , 1243 (7th Cir. 1994); United States v. Duran,
    
    957 F.2d 499
    , 505-06 (7th Cir. 1992). Ozuna claims that this
    same latitude is not warranted where the evidence was
    available at the time of the previous hearing. In fact, he
    argues that the government should never be allowed to
    supplement a suppression hearing unless the evidence
    is newly acquired. He asserts that because the govern-
    ment could have subjected the document to handwriting
    analysis prior to the first hearing, it should not have
    been allowed to present this evidence at the second
    hearing. We find this argument unpersuasive.
    No. 07-2480                                                 11
    As we have previously recognized, society has a strong
    interest in admitting all relevant evidence. United States v.
    Regilio, 
    669 F.2d 1169
    , 1177 (7th Cir. 1981). Thus, a defen-
    dant is entitled to suppression only in cases of constitu-
    tional violations, and the district court remains free
    throughout the trial to reconsider its previous orders
    suppressing evidence. 
    Id.
     Because of society’s interest,
    we have never required the government to justify a
    request for reconsideration of a prior ruling. See id.; see
    also United States v. Bayless, 
    201 F.3d 116
    , 131 (2d Cir. 2000)
    (opining that the Seventh Circuit has rejected “a rule
    requiring the government . . . to proffer a justification
    for its failure to present the relevant evidence at the
    original suppression hearing”). We now likewise decline
    to impose a justification requirement to reopen a sup-
    pression hearing. Instead, we hold that this decision
    lies within the sound discretion of the district court.
    We are not the only circuit to reach this conclusion. See
    In re Terrorist Bombings of the U.S. Embassies in E. Afr., 
    552 F.3d 177
    , 196 (2d Cir. 2008); see also United States v. Rabb,
    
    752 F.2d 1320
    , 1323 (9th Cir. 1984) (citing Reglio with
    approval and holding that “[a] criminal defendant
    acquires no personal right of redress in suppressed evi-
    dence”), abrogated on other grounds by Bourjaily v. United
    States, 
    483 U.S. 171
     (1987). For example, the Second Circuit
    has held that “on a motion to reopen a suppression hear-
    ing, there is no bright-line rule that necessarily and invari-
    ably requires the government to provide a reasonable
    justification for its failure to offer relevant evidence at
    an earlier suppression proceeding.” In re Terrorist
    Bombings, 552 F.3d at 196. Because of the policy
    12                                                No. 07-2480
    favoring introduction of lawfully obtained evidence, the
    Second Circuit stated that “ ‘vague notions of unfairness . . .
    ought not [to] control.’” Id. (second alteration in origi-
    nal) (quoting Bayless, 
    201 F.3d at 132
    ). Instead, the
    court noted that the government’s justification for the
    delay was merely one factor to consider, leaving the
    ultimate determination to the discretion of the district
    court. 
    Id. at 196-97
    .
    Several of our sister circuits have, however, adopted
    rules requiring the government to justify reconsidering,
    reopening, or supplementing suppression hearings. See,
    e.g., United States v. Dickerson, 
    166 F.3d 667
    , 679 (4th Cir.
    1999), rev’d on other grounds, 
    530 U.S. 428
     (2000); United
    States v. Villabona-Garnica, 
    63 F.3d 1051
    , 1055 (11th Cir.
    1995); McRae v. United States, 
    420 F.2d 1283
    , 1288 (D.C. Cir.
    1969). These circuits most often cite justifications of
    judicial economy and a desire to avoid “piecemeal litiga-
    tion.” See Dickerson, 
    166 F.3d at 679
    ; see also McRae, 
    420 F.2d at 1288
     (noting that “[t]o allow the loser at a pretrial
    suppression hearing to demand a de novo determination
    at trial” would defeat the purposes of promoting judicial
    efficiency and ensuring that trials not be interrupted or
    delayed). Rather than cite these cases, Ozuna points to
    concerns about fairness, noting that “repeated litigation
    imposes on the defense the impossible burden of con-
    ducting multiple hearings with limited resources.”
    These policy concerns are justified, but we do not
    believe that a bright-line rule is the sole way to protect
    them. By leaving the matter to the district court’s discre-
    tion, the court remains free to refuse to reopen the sup-
    No. 07-2480                                                   13
    pression hearing or to decline to consider the govern-
    ment’s evidence if the government is wasting judicial
    resources or proceeding in a way that is unfair to the
    defendant. At the same time, adopting a more flexible
    approach protects society’s interest in ensuring a com-
    plete proceeding where the court considers all relevant,
    constitutionally obtained evidence. Thus, “a district court
    should be permitted, in the exercise of its discretion and
    in light of the totality of the circumstances, to determine
    whether its suppression ruling should stand.” In re
    Terrorist Bombings, 552 F.3d at 197.
    Having determined that a district court may, in its
    discretion, reopen a suppression hearing even where the
    evidence was previously available, we consider whether
    the district court’s decision to do so in this case was
    proper. Although this court has not articulated a
    standard by which we review a district court’s decision
    to reopen a suppression hearing and reconsider a prior
    ruling, 3 we believe it is clear from the preceding analysis
    that our review is for abuse of discretion.4
    3
    We have previously ruled on this issue but have never
    declared the applicable standard of review. See, e.g., Scott, 
    19 F.3d at 1243
    ; Duran, 
    957 F.2d at 505-06
    . We have, however,
    applied an abuse of discretion standard to reopen a hearing
    where the district court had not yet ruled on the issue.
    United States v. Wanigasinghe, 
    545 F.3d 595
    , 598 (7th Cir. 2008).
    4
    Ozuna argues that because our analysis does not require the
    determination of underlying facts, review should be de novo.
    This argument is meritless. The district court’s decision to
    (continued...)
    14                                                 No. 07-2480
    The district court did not abuse its discretion in reopen-
    ing the suppression hearing and considering the hand-
    writing testimony. We have noted that reopening a sup-
    pression hearing may be appropriate when the proffered
    evidence calls the credibility of a witness into question. See
    Scott, 
    19 F.3d at 1243
    ; Duran, 
    957 F.2d at 506
    . In this case,
    the handwriting comparison testimony had a direct
    bearing on Ozuna’s credibility. If this testimony showed
    that he had, in fact, signed the consent form, it would
    mean that he had perjured himself at the previous hear-
    ing. This information would assist the district court
    in determining whose version of the search to believe,
    resulting in a more accurate ruling on the motion
    to suppress.
    Furthermore, there is no evidence that the government
    was engaged in a deliberate strategy to proceed in a
    piecemeal fashion or otherwise waste judicial resources.
    It does not appear from the record that the signature
    was clearly at issue until the first suppression hearing.
    Only then did the court express its doubts regarding
    its authenticity. After noting that this was a close issue,
    the court determined that the government had not met
    its burden of proof. The government then responded by
    requesting handwriting and fingerprint analyses. This
    4
    (...continued)
    reopen the suppression hearing involved questions of whether
    evidence was relevant to a witness’s credibility. Such decisions
    are clearly factual rather than legal, rendering de novo review
    inappropriate. See United States v. Hernandez-Rivas, 
    513 F.3d 753
    , 758 (7th Cir. 2008).
    No. 07-2480                                              15
    was an entirely reasonable course of action given the
    court’s ruling.
    Finally, we note that Ozuna has not convinced us that
    he was harmed in any way by the fact that the hand-
    writing testimony was presented at the second, rather
    than the first, suppression hearing. Ozuna argues that
    repeated litigation imposes the “impossible burden” on
    the defense of conducting multiple hearings with
    limited resources. But the court’s decision to reopen the
    hearing did not prevent Ozuna from presenting any
    evidence or making any arguments. Indeed, he called
    his own handwriting expert, and his counsel extensively
    cross-examined the government’s witness. Although the
    document was damaged by the government’s fingerprint-
    ing analysis before Ozuna’s handwriting expert could
    examine it, this was not a result of reopening the sup-
    pression hearing. Had the government presented the
    evidence at the first suppression hearing, the document
    still would have been subjected to chemical treatment
    before it was turned over to Ozuna. Given these con-
    siderations, the district court did not abuse its discretion
    in reopening the suppression hearing.
    2. Failure to Conduct a Daubert Analysis
    Ozuna claims that even if reopening the suppression
    hearing was proper, the district court erred by failing to
    conduct a Daubert analysis prior to considering the hand-
    writing testimony. In Daubert, the Supreme Court held
    that it was the duty of the trial judge to examine expert
    evidence before trial to “ensure that any and all scientific
    16                                                No. 07-2480
    testimony or evidence admitted is not only relevant, but
    reliable.” 
    509 U.S. at 589
    . Thus, the district court serves
    a “gatekeeping” function to prevent expert testimony
    from carrying more weight with the jury than it deserves.
    Smith v. Ford Motor Co., 
    215 F.3d 713
    , 718 (7th Cir. 2000);
    see also Daubert, 
    509 U.S. at 595
     (“Expert evidence can
    be both powerful and quite misleading because of the
    difficulty in evaluating it.” (quotations omitted)).
    Ozuna argues that Daubert applies with full force in
    suppression hearings, just as it does in trials, but he
    cites no law that effectively supports this contention.
    In fact, he concedes that the Rules of Evidence do not
    apply at pre-trial admissibility hearings. See United States
    v. Matlock, 
    415 U.S. 164
    , 172-73 (1974); United States v.
    Severson, 
    49 F.3d 268
    , 271 n.2 (7th Cir. 1995). Rule 104(a)
    makes this explicit. When ruling on admissibility, a
    district court judge “is not bound by the rules of evidence
    except those with respect to privileges.” Fed. R. Evid.
    104(a). We see no persuasive reason to disregard the
    Rules of Evidence and impose a new requirement on
    district court judges to conduct a Daubert analysis
    during suppression hearings.
    The only case Ozuna cites in support of his argument
    is United States v. Posado, 
    57 F.3d 428
     (5th Cir. 1995). There,
    the district court had applied a per se rule against con-
    sidering polygraph evidence at any time, including a
    suppression hearing. 
    Id. at 432
    . The Fifth Circuit reversed,
    holding that a per se rule against admissibility was no
    longer viable after the Supreme Court’s decision in
    Daubert. 
    Id. at 433
    . But no language in Posado supports
    No. 07-2480                                                 17
    the argument that a district court must conduct a
    Daubert analysis at a pre-trial suppression hearing. The
    Fifth Circuit merely held that district courts could not
    be prohibited from considering that evidence or assessing
    its reliability. See 
    id.
     In fact, the court noted that the
    Rules of Evidence are relaxed in a suppression hearing
    because “[a] district court judge is much less likely than
    a lay jury to be intimidated by claims of scientific
    validity into assigning an inappropriate evidentiary
    value to [scientific] evidence.” 
    Id. at 435
    .
    In other words, the primary rationale behind Daubert
    is not applicable in a suppression hearing. The purpose of
    Daubert was to require courts to serve as gatekeepers
    so that unreliable expert testimony does not carry too
    much weight with the jury. Smith, 
    215 F.3d at 718
    . Judges,
    on the other hand, are less likely to be swayed by experts
    with insufficient qualifications. Posado, 
    57 F.3d at 435
    ; see
    also In re Salem, 
    465 F.3d 767
    , 776-77 (7th Cir. 2006) (uphold-
    ing a bankruptcy court’s finding that “[t]he gatekeeping
    function that Daubert talks about is most pointedly at
    issue in a jury trial where a jury might be misled by an
    expert who doesn’t have sufficient qualifications” (quota-
    tions omitted)). For this reason, we have held that a
    court conducting a bench trial could make reliability
    determinations as the evidence was presented throughout
    the trial, rather than during a formal pre-trial Daubert
    hearing. In re Salem, 465 F.3d at 777. Nothing in the
    Rules of Evidence or our case law prohibits a judge from
    taking a similar course of action during a suppression
    hearing.
    18                                               No. 07-2480
    Because the district court was not required to conduct a
    Daubert hearing, we review its consideration of the
    expert testimony for an abuse of discretion. Cf. Deputy
    v. Lehman Bros., Inc., 
    345 F.3d 494
    , 505 (7th Cir. 2003)
    (“[I]f the district court properly applied Daubert, we
    review the court’s decision to admit or exclude expert
    testimony only for an abuse of discretion.” (quotations
    omitted)). The district court in this case carefully consid-
    ered the handwriting testimony. It chose to credit some
    of the experts’ analyses and discredit certain conclusions
    that it found unconvincing. It then used the expert testi-
    mony to guide its own analysis and determine whether
    Ozuna had signed the consent form. This was a reason-
    able use of the district court’s discretion, and the deci-
    sion to admit the seized cocaine was proper.
    B. The Exclusion of Ozuna’s Proffered Evidence
    As another basis for his appeal, Ozuna claims that the
    court’s decision to exclude several pieces of evidence
    undermined his ability to present his theory of defense.
    Ozuna maintains that most of this evidence was relevant
    to show that the government would go to “any lengths,”
    including fabricating evidence, to apprehend and
    convict him. Ozuna also argues that Agent Lumpkin’s
    testimony at a prior suppression hearing was relevant
    to Ozuna’s knowledge that the trailer contained cocaine.5
    5
    Ozuna seems to indicate that Lumpkin’s testimony regarding
    his experience with truck drivers hauling cocaine is also
    (continued...)
    No. 07-2480                                                19
    The court suppressed all of this evidence, either because
    it was irrelevant or because its probative value was out-
    weighed by one of the concerns listed in Rule 403.
    The district court has broad discretion to control the
    admission of evidence. United States v. Khan, 
    508 F.3d 413
    ,
    417 (7th Cir. 2007). “Evidence is relevant and therefore
    admissible if it has ‘any tendency to make the existence
    of any fact that is of consequence to the determination
    of the action more probable or less probable than it
    would be without the evidence.’” United States v. Van
    Allen, 
    524 F.3d 814
    , 825 (7th Cir. 2008) (quoting Fed. R.
    Evid. 401). Under Rule 403, however, even relevant evi-
    dence may be excluded if its probative value is substan-
    tially outweighed by, for example, the danger of unfair
    prejudice. Fed. R. Evid. 403. Thus, a district court
    may exclude collateral or irrelevant evidence where its
    tendency to mislead and confuse the jury substantially
    outweighs its probative value. United States v. Jackson, 
    540 F.3d 578
    , 588 (7th Cir. 2008). We review a district court’s
    evidentiary determinations for an abuse of discretion and
    reverse only “when no reasonable person could take the
    5
    (...continued)
    relevant to his theory of government fabrication. However, the
    substance of his argument makes clear that he is truly arguing
    that the testimony went to knowledge. Because we view the
    evidence as more relevant to Ozuna’s knowledge than his
    conspiracy theory, we analyze it separately. At any rate, this
    evidence does not change our analysis, see infra Part II.B.2,
    that Ozuna did not present convincing evidence to support a
    theory that the government fabricated evidence against him.
    20                                                 No. 07-2480
    view adopted by the trial court.” Khan, 
    508 F.3d at 417
    (quotations omitted). With this framework in mind, we
    now turn to Ozuna’s arguments.
    1.   Evidence of the Government’s Allegedly Improper Con-
    duct
    Ozuna points to evidence that he claims demonstrates
    that the government fabricated evidence to obtain a
    conviction. These include Agent Lumpkin’s interactions
    with the Rios sisters, an allegedly fabricated DEA-6
    form memorializing Lumpkin’s conversation with Jessica
    Rios, and testimony about an allegedly orchestrated
    identification of Ozuna by Macias.6 The district court held
    that all of this evidence was not material to Ozuna’s
    guilt or innocence or was only tangentially related to
    the case at hand and excluded it. We conclude that this
    was not an abuse of discretion.
    None of Ozuna’s proffered evidence was relevant to
    his conduct on July 28, 2003, nor the evidence the gov-
    ernment presented at trial. Ozuna simply made vague
    allegations of improper government conduct without
    ever connecting that conduct to his apprehension or the
    6
    Ozuna also sought to enter into evidence various portions
    of the DEA manual. He claims that the agents’ violation of
    certain protocols supports his theory of government fabrica-
    tion. Each portion of the manual is tangential to this case, and
    as such, this argument is meritless and does not warrant
    further consideration.
    No. 07-2480                                             21
    search of his trailer. He did not make any connection
    whatsoever between the allegedly improper actions and
    the agents who were directly involved in the search. Thus,
    nothing about the evidence had any tendency to make
    more or less likely any fact of consequence to Ozuna’s
    guilt. See Fed. R. Evid. 401. Instead, presenting this evi-
    dence would likely have confused the jury with tangen-
    tially related facts. Excluding the evidence was therefore
    not an abuse of discretion.
    Ozuna correctly notes that even the Rules of Evidence
    cannot be used to deprive a defendant of his due process
    right to present a complete defense. See Holmes v. South
    Carolina, 
    547 U.S. 319
    , 324-27 (2006); United States v.
    Harris, 
    942 F.2d 1125
    , 1130-31 (7th Cir. 1991). We have
    held that “a defendant is entitled to have the jury con-
    sider any theory of the defense that is supported by the
    law and that has some foundation in the evidence.” United
    States v. Wiman, 
    77 F.3d 981
    , 985 (7th Cir. 1996) (emphasis
    added) (quotations omitted).
    The problem with Ozuna’s argument is that the theory
    that his conviction resulted from fabricated evidence
    has no foundation. As noted above, the excluded evidence
    had no bearing on what occurred on July 28, 2003. Had
    the government presented the allegedly fabricated evi-
    dence in its case-in-chief, our analysis may have been
    different. For example, if the government had used
    Macias’s identification against Ozuna, certainly a claim
    that his identification was manufactured or orchestrated
    by the government would be relevant. Similarly, the Rios
    sisters’ testimony was proper in the first trial because
    22                                                No. 07-2480
    Lumpkin had testified about the events after Ozuna’s flight
    from prosecution. However, the government confined
    its case in this trial to the facts surrounding the search of
    his tractor-trailer. Ozuna has failed to connect any of his
    proffered evidence to the government’s actions at that
    time or the agents involved in the search. Thus, the
    district court did not abuse its discretion in excluding
    the evidence.
    2.    Lumpkin’s Testimony Regarding His Interactions with
    Truck Drivers
    During a suppression hearing on April 24, 2006, the
    district court questioned Agent Lumpkin about Ozuna’s
    release. The purpose of this inquiry was to determine
    whether Aguilar, who had orchestrated the drug sale,
    would have been suspicious that Ozuna was cooperating
    with law enforcement because he was released after the
    cocaine was seized. Lumpkin stated that sometimes
    when trucks travel from Mexico to the United States,
    their drivers are unaware of what the warehouse had
    put into their trailers when loading produce. He further
    commented:
    A tractor-trailer holds 60 to 70,000 pounds, and
    in four small boxes of . . . what they say could be
    limes, they have commingled in there 50 or 80 or a
    couple hundred kilos of coke; you may not know.
    I mean, through my training and experience of
    working on the border, sometimes they—these
    guys don’t know. And they followed all the rules,
    No. 07-2480                                              23
    they checked their produce and checked it out and
    they have got the lock on the back and they’re
    doing their job and sometimes it’s not working
    for them.
    Thus, Lumpkin noted, it would be reasonable for Aguilar
    to think that the agents had believed Ozuna when he
    said he didn’t know the cocaine was in the truck.
    Ozuna sought to admit this testimony at his trial. The
    district court refused. The judge noted that the fact that a
    truck driver might not know about the presence of con-
    trolled substances is self-evident and that expert testi-
    mony was not needed. He also commented that the
    circumstances regarding the situation Lumpkin described
    and Ozuna’s situation were different. Ozuna had no
    paperwork for the limes, so they had no legitimate destina-
    tion; their only purpose was to conceal the cocaine. Ozuna
    claims that this was an “obvious” abuse of discretion
    because “[t]he admission of this testimony would make
    Mr. Ozuna’s claim that he did not know about the
    narcotics in the truck seem more likely to the jury.”
    We disagree.
    The district court did not abuse its discretion in deter-
    mining that Lumpkin’s testimony was not helpful to the
    jury. Lumpkin was not addressing whether it was
    possible that Ozuna actually knew about the cocaine.
    Instead, the purpose of describing this scenario was to
    determine whether Aguilar would have suspected
    Ozuna’s cooperation with law enforcement because he
    was released. He concluded that Aguilar may have be-
    lieved Ozuna’s story because sometimes truck drivers are
    24                                                 No. 07-2480
    unaware their trucks contain cocaine when they are
    legitimately transporting produce. Admitting this testi-
    mony would have allowed the jury to take Lumpkin’s
    remarks out of context. It was therefore not an abuse
    of discretion to exclude them.
    Furthermore, even if this was an error, it was harm-
    less. An error is harmless when it does not affect
    the outcome of the trial, in other words, where we are
    “convinced that the jury would have convicted even
    absent the error.” United States v. Ortiz, 
    474 F.3d 976
    , 982
    (7th Cir. 2007), cert. denied, 
    128 S. Ct. 51
     (2007). This testi-
    mony was one hypothetical postulation about some
    truck drivers in scenarios factually different from Ozuna’s.
    It had little probative value into Ozuna’s specific circum-
    stance. The jury was informed by Ozuna’s arguments
    and common sense that some truck drivers could be
    unaware that their trucks contain cocaine. We are con-
    vinced that the jury would have convicted Ozuna even if
    it had been allowed to consider Lumpkin’s testimony.
    III. C ONCLUSION
    The district court did not err in reopening the suppres-
    sion hearing to consider the handwriting testimony. The
    court was not required to conduct a Daubert analysis, and
    its ruling in light of the expert testimony at the hearing
    was not an abuse of discretion. Finally, the court did not
    err in excluding Ozuna’s proffered evidence. We A FFIRM .
    4-6-09