United States v. Ervin, James ( 2008 )


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  •                              In the
    United States Court of Appeals
    For the Seventh Circuit
    ____________
    Nos. 05-4700 & 06-1834
    U NITED S TATES OF A MERICA,
    Plaintiff-Appellee,
    v.
    JAMES E RVIN and JAY Z AMBRANA,
    Defendants-Appellants.
    ____________
    Appeals from the United States District Court
    for the Northern District of Indiana, Fort Wayne Division.
    No. 00 CR 28—Theresa L. Springmann, Judge.
    ____________
    A RGUED JANUARY 14, 2008—D ECIDED S EPTEMBER 2, 2008
    ____________
    Before P OSNER, K ANNE, and W ILLIAMS, Circuit Judges.
    K ANNE, Circuit Judge. A federal grand jury charged Jay
    Zambrana and James Ervin with violating numerous
    provisions of federal law by participating in a drug-
    trafficking conspiracy, see 18 U.S.C. §§ 2, 922(g)(1), 1951,
    1956(a)(1)(A)(i), (a)(1)(B)(i), 1957; 21 U.S.C. §§ 841(a)(1),
    843(b), 846, 856(a)(1), and by killing two men in further-
    ance of that conspiracy, see 18 U.S.C. § 2; 21 U.S.C.
    § 848(e)(1)(A). Before trial, Zambrana sought to sever the
    2                                     Nos. 05-4700 & 06-1834
    homicide counts from the drug-conspiracy counts, see
    Fed. R. Crim. P. 14(a), to no avail. A jury found Zambrana
    and Ervin guilty on all counts, based largely on the ex-
    tensive testimony of the two men’s co-conspirators who
    agreed to testify against them in exchange for immunity
    or reduced sentences. Two years later, Zambrana and
    Ervin filed motions seeking a new trial, see Fed. R. Crim. P.
    33(a), on the grounds that new evidence came to light
    showing that (1) one of the co-conspirators who testified
    against them engaged in several acts of misconduct
    while detained at the city jail in Hammond, Indiana, before
    trial; and (2) the government withheld the evidence of
    that misconduct in derogation of Brady v. Maryland, 
    373 U.S. 83
    (1963). The district court denied the motions.
    We affirm.
    I. H ISTORY
    In September 1997, officers with the police department
    in Lake County, Indiana, arrested Alvestia McKeller in
    Merrillville, Indiana, after they recovered one kilogram
    of cocaine from his car’s trunk during a traffic stop.
    McKeller quickly informed the officers that he had pur-
    chased the cocaine from his cousin, who had, in turn,
    obtained the drugs from Zambrana. McKeller’s ad-
    missions spurred a wide-scale investigation of Zambrana
    by the Drug Enforcement Administration; the Internal
    Revenue Service; the Bureau of Alcohol, Tobacco, Firearms,
    and Explosives; and the Federal Bureau of Investiga-
    tion (FBI). That investigation culminated in 2002 with the
    filing of a 40-count indictment against Zambrana, Ervin,
    Nos. 05-4700 & 06-1834                                  3
    and seven others; Zambrana was a named defendant in
    29 of the counts, and Ervin was named in eleven.
    In general, the indictment alleged that the nine men
    comprised a wide-reaching drug-trafficking ring in north-
    west Indiana, and that as part of the conspiracy they
    obtained and distributed marijuana, heroin, and cocaine;
    extorted others; laundered money to conceal the con-
    spiracy; carried and used firearms to further the conspir-
    acy; and committed numerous violent acts—including
    murder—to supply the conspiracy with money and drugs.
    As pertinent here, the indictment claimed that Zambrana
    led the drug-trafficking ring, and that Ervin—an officer
    with the police department in Gary, Indiana—acted as
    his muscle. As part of his leadership duties, the indict-
    ment continued, Zambrana would launder the revenue
    derived from the conspiracy by visiting riverboat casinos,
    gambling with the drug money, and exchanging his
    “winnings” for “clean” cashier’s checks from the casinos.
    Finally, the indictment alleged that Zambrana, Ervin, and
    two others conspired to kill Raul Hurtado and Gil Nevarez
    as part of a scheme to obtain five kilograms of cocaine.
    About six months before trial, Zambrana filed a motion
    to sever the indictment’s homicide counts from the drug-
    conspiracy counts. In his motion, Zambrana asserted that
    he “wish[ed] to testify” in his own defense against the
    homicide counts, but “[t]hat combining all the counts at
    one trial” would prevent him from doing so if he chose
    to exercise his right not to testify as to the drug-con-
    spiracy counts. Moreover, Zambrana argued, trying the
    homicide and drug-conspiracy counts together would
    4                                  Nos. 05-4700 & 06-1834
    prevent him from receiving a fair trial. Zambrana simulta-
    neously filed a notice of affirmative defense, in which
    he stated that he “may rely on [an] alibi defense” to
    respond to the homicide charges. See Fed. R. Crim. P.
    12.1(a)(1)-(2). Zambrana contended that he “was
    gambling on the casino boats” during the time that the
    government had alleged that Hurtado’s and Nevarez’s
    murders occurred, and explained that he would “rely on
    records provided by the [g]overnment to establish such
    alibi.” The district court rejected Zambrana’s arguments,
    concluding that he neither provided “any specific testi-
    mony he intend[ed] to give” regarding the homicide
    counts, nor explained how a single trial on all the counts
    in the indictment would prevent the jury from reaching
    a reliable verdict. The court therefore denied his motion
    to sever.
    The case proceeded to trial, and the government pre-
    sented 57 witnesses, including five of Zambrana’s and
    Ervin’s co-conspirators who described the inner-workings
    of the drug-trafficking ring. As relevant to this appeal,
    three of Zambrana’s and Ervin’s cohorts—Carlos Ripoll,
    Denny Arreola, and Tony Clinton—explained how
    Zambrana and Ervin participated in the conspiracy, and
    described Zambrana’s and Ervin’s roles in the murder of
    Hurtado and Nevarez.
    In a nutshell, Ripoll, Arreola, and Clinton together
    testified that (1) Zambrana approved of Ripoll’s and
    Arreola’s plan to rob Hurtado and Nevarez of their co-
    caine and murder them; (2) Zambrana ordered Ervin to
    coordinate and to execute the heist and killings; (3) in
    Nos. 05-4700 & 06-1834                                   5
    accordance with the plan, Ervin “arrested” Hurtado and
    Nevarez during a sham traffic stop, took their cocaine, and
    drove the two men to the Puerto Rican Benefica Club in
    Gary; (4) at the Benefica Club, Arreola witnessed Ervin and
    another co-conspirator, Gabriel Benavides, strangle
    Hurtado and Nevarez; (5) Zambrana ordered Clinton
    to help Ervin dispose of the bodies; (6) Clinton helped
    Ervin load the bodies into the trunk of a car, followed
    him in another car as they drove to the south side of
    Chicago, Illinois, and watched as Ervin set the car on fire
    in a secluded alley (where the Chicago Fire Department
    would later find it and the two bodies it contained); and
    (7) on the return trip to Gary, Ervin described in graphic
    detail to Clinton how he and Benavides strangled
    Hurtado and Nevarez.
    Zambrana’s and Ervin’s attorneys thoroughly impeached
    Ripoll’s, Arreola’s, and Clinton’s testimony. The defense
    asked pointed questions to each man about how he was
    originally charged with participating in the drug-traffick-
    ing conspiracy, and forced the men to admit that they
    agreed to testify against Zambrana and Ervin only after
    the government offered them immunity from the
    homicide counts or reduced sentences as to the drug-
    conspiracy counts. Arreola, in particular, was questioned
    further about his role in Hurtado’s and Nevarez’s robbery
    and murders, and was forced to admit that he had lied
    to the police when they first interviewed him about the
    crime. The defense also got the three men to admit that
    they had several opportunities to communicate with
    each other after they had agreed to testify against
    Zambrana and Ervin; Arreola similarly admitted that
    6                                   Nos. 05-4700 & 06-1834
    while he was housed in the Metropolitan Correctional
    Center (“MCC”) in Chicago during trial, a guard smuggled
    a cell phone to him, and that he used the phone to
    make unmonitored telephone calls. The defense also
    questioned Arreola about his membership in the
    notorious Latin Kings street gang. And in their con-
    tinuing effort to impeach Arreola, the defense called a
    character witness to testify that Arreola was untrustworthy
    and had a reputation for stealing, and also called an
    inmate at the MCC who claimed that, while Arreola was
    detained there, he had stated that Zambrana had nothing
    to do with the murders. Arreola’s credibility was further
    attacked in the defense’s closing arguments.
    Before the jury retired to deliberate, the district court
    carefully instructed it on how to weigh the evidence
    regarding the many crimes alleged. Specifically, the
    court informed the jury that “[e]ach count of the
    [i]ndictment charge[d] each defendant named in that
    count with having committed a separate offense”; stated
    that the jury “must give separate consideration both to
    each count and to each defendant”; and ordered the jury
    to “consider each count and the evidence relating to it
    separate and apart from every other count.” The jury then
    entered into its deliberations, and subsequently found
    Zambrana and Ervin guilty on all counts.
    Both Zambrana and Ervin remained in custody awaiting
    sentencing for over two years. But then in November 2005,
    the United States Attorney’s Office sent a letter to
    Zambrana’s and Ervin’s attorneys, stating that it had
    recently learned that while Arreola was detained at the
    Nos. 05-4700 & 06-1834                                     7
    Hammond City Jail before trial, he engaged in various
    incidents of misconduct with some of the jail’s personnel.
    The letter stated that, among other things, Arreola had
    been permitted to smoke cigarettes in the jail garage
    area unsupervised, to have sexual intercourse with
    female visitors, to make unmonitored telephone calls, and
    to receive visits at the jail without first placing his
    visitors on the jail’s visitors log. The letter also detailed
    that Arreola had a “personal relationship” with a female
    guard, and that other guards had thrown a birthday
    party for Arreola’s girlfriend, had purchased food for
    him, and had allowed visitors to give him Xanax. Never-
    theless, the letter emphasized that the United States
    Attorney’s Office and “the federal investigators involved
    with the Jay Zambrana prosecution and trial” were not
    aware of the misconduct before the trial. Instead, the
    letter continued, the Office had learned of the miscon-
    duct only after an investigation undertaken by the
    United States Marshals and the FBI confirmed that the
    misconduct had, in fact, occurred; that investigation, the
    letter stated, had been completed just “recently.”
    Ervin filed a motion for new trial shortly after receiving
    the United States Attorney’s letter. Ervin contended that
    the newly discovered evidence of Arreola’s misconduct
    at the Hammond City Jail warranted a new trial so he
    could use the information to impeach Arreola. Ervin also
    alleged that the government had been aware of Arreola’s
    misconduct before trial, and thus contravened Brady by
    suppressing the evidence of that malfeasance. Ervin did
    not, however, request an evidentiary hearing on his
    motion, and instead went forward with sentencing. And
    8                                   Nos. 05-4700 & 06-1834
    at his sentencing hearing, Ervin accepted the govern-
    ment’s representations regarding both Arreola’s miscon-
    duct and its lack of knowledge of the misconduct, but
    contended that the revelations nevertheless justified
    a new trial.
    The district court rejected Ervin’s arguments, concluding
    that the evidence of Arreola’s misconduct did not war-
    rant a new trial as newly discovered impeachment evi-
    dence because, among other things, Arreola already had
    been thoroughly impeached. Moreover, the court contin-
    ued, Ervin failed to show that the government suppressed
    the evidence of Arreola’s malfeasance: “There was no
    evidence offered that any [federal] agency knew of the
    violations taking place at the Hammond City Jail or that
    it should have been known by the prosecutors.” And even
    if the government had suppressed the evidence of
    Arreola’s misconduct, the court continued, the sup-
    pression could not have run counter to Brady because the
    evidence was merely cumulative impeachment evidence.
    The court thus denied Ervin’s motion and sentenced
    him to life imprisonment.
    Zambrana also filed a motion for new trial, mostly
    echoing the newly discovered evidence and Brady argu-
    ments put forward by Ervin, and further asserting that
    the government withheld evidence showing that Ripoll,
    Arreola, and Clinton discussed their testimony before
    trial as part of a greater plan to frame Zambrana for
    Hurtado’s and Nevarez’s murders. But unlike Ervin,
    Zambrana requested an evidentiary hearing on his mo-
    tion. The district court agreed to Zambrana’s request,
    Nos. 05-4700 & 06-1834                                    9
    continued his sentencing hearing, and determined that
    it would hear evidence regarding Zambrana’s motion at
    the rescheduled sentencing hearing itself.
    At the hearing, Zambrana presented nine witnesses in
    an attempt to show that the government knew of, and
    suppressed, Arreola’s misconduct and his ability to
    coordinate his testimony with Ripoll and Clinton. For
    instance, Zambrana called as a witness Trinidad Cruz, an
    inmate at the MCC who testified that before Zambrana’s
    and Ervin’s trial, he, Arreola, and Clinton were transferred
    together from the MCC to the jail in Porter County, Indi-
    ana, and that during the trip Arreola and Clinton “were
    all talking together.” Cruz did not state, however, that
    Arreola and Clinton were “talking” about their testi-
    mony. Zambrana called Ripoll, Arreola, and Clinton to
    testify as well, but each man denied that they had coordi-
    nated their testimony, and further stated that they had not
    discussed their testimony before trial beyond the dis-
    cussions to which they had already admitted at trial.
    The district court rejected Zambrana’s arguments with
    the same reasoning that it had used to deny Ervin’s
    motion: the evidence of Arreola’s misconduct did not
    warrant a new trial because Arreola had already been
    thoroughly impeached; there was nothing to suggest that
    the government knew of or suppressed the evidence of
    Arreola’s misconduct; and even if the government had
    suppressed the evidence of misconduct, the suppression
    would not have run afoul of Brady because the evidence
    was merely cumulative impeachment evidence. The court
    also determined that though Zambrana showed that
    10                                   Nos. 05-4700 & 06-1834
    Ripoll, Arreola, and Clinton had opportunities to discuss
    their testimony before trial, he nevertheless failed to
    point to specific evidence that “the government knew that
    any conversation between [the three men] took place
    other than what was disclosed.” The court accordingly
    denied Zambrana’s motion for new trial, and subsequently
    sentenced him to life imprisonment.
    II. A NALYSIS
    Zambrana and Ervin raise two arguments on appeal.
    First, Zambrana argues that the district court incorrectly
    denied his motion to sever the homicide counts in the
    indictment from the drug-conspiracy counts. Next,
    Zambrana and Ervin together challenge the district
    court’s denial of their motions for new trial. We address
    these arguments below.
    A. The district court’s denial of Zambrana’s motion to sever
    We first address the district court’s denial of Zambrana’s
    motion to sever the homicide counts from the drug-con-
    spiracy counts, a decision that we review for abuse of
    discretion. See United States v. Rice, 
    520 F.3d 811
    , 817 (7th
    Cir. 2008). Under Fed. R. Crim. P. 8(a), an indictment
    may charge a defendant with two or more offenses in
    separate counts if the offenses charged “are of the same
    or similar character, or are based on the same act or
    transaction, or are connected with or constitute parts of a
    common scheme or plan.” Fed. R. Crim. P. 14(a), however,
    states that if the joinder of offenses “appears to prejudice
    Nos. 05-4700 & 06-1834                                      11
    a defendant,” then the district court may order separate
    trials for the different offenses. The potential sources
    of prejudice are many. For instance, the joinder might
    impermissibly coerce a defendant “into testifying on a
    count upon which he wishes to remain silent.” United States
    v. Archer, 
    843 F.2d 1019
    , 1022 (7th Cir. 1988); see also United
    States v. Nettles, 
    476 F.3d 508
    , 516-17 (7th Cir. 2007). Like-
    wise, the joinder may prejudice the defendant by creating
    a “spill-over effect”—that is, that the jury relies on evi-
    dence presented on one set of counts when reaching a
    conclusion on the other set. See United States v. Dixon, 
    184 F.3d 643
    , 645-46 (7th Cir. 1999); United States v. Freland, 
    141 F.3d 1223
    , 1226-27 (7th Cir. 1998).
    But whatever the source of the purported prejudice, the
    defendant bears a heavy burden on appeal when arguing
    that the prejudice warranted severance. It is not enough
    for the defendant to show that separate trials for the
    charges “ ‘may have provided him with a better opportu-
    nity for acquittal.’ ” 
    Dixon, 184 F.3d at 645
    (quoting
    United States v. Alexander, 
    135 F.3d 470
    , 477 (7th Cir. 1998)).
    Instead, the defendant must establish that the denial of
    severance actually prejudiced him by preventing the
    jury from arriving at a reliable judgment as to guilt or
    innocence. See id.; 
    Alexander, 135 F.3d at 477
    ; United
    States v. Balzano, 
    916 F.2d 1273
    , 1282 (7th Cir. 1990).
    Here, Zambrana argues that he was “unfairly and
    materially prejudiced by the joinder of the [h]omicide
    [c]harges to the [d]rug-[conspiracy] [c]harges.” Zambrana
    explains that the joinder “prevented him from testifying
    in his defense” against the homicide allegations. Specifi-
    12                                    Nos. 05-4700 & 06-1834
    cally, Zambrana continues, but for the joinder of the
    homicide and drug-conspiracy counts, he would have
    testified that on the night of Hurtado’s and Nevarez’s
    murders he was gambling on riverboats, nowhere
    near the two men. But because the indictment alleged
    that he had gambled on riverboats to launder his drug
    money, Zambrana posits that, had he opted to testify as
    to his alibi, he would have necessarily implicated himself
    on the money-laundering counts. Zambrana further
    contends that the district court was aware that he
    wished to testify as to his alibi. As he points out, he filed
    a notice of an affirmative defense, in which he stated
    that during the period of time that the government had
    alleged that Hurtado and Nevarez were murdered, he
    “was gambling on the casino boats.” Thus, Zambrana
    argues, the district court incorrectly concluded that he
    failed to support his motion to sever by not producing
    the “specific testimony he intend[ed] to give” regarding
    the homicide counts.
    Zambrana’s argument is meritless. When seeking to
    sever charges on the ground that he wishes to testify to
    some charges but not to others, a defendant must offer “ ‘a
    convincing showing that he has both important testimony
    to give concerning one count and [the] strong need to
    refrain from testifying on the other.’ ” 
    Archer, 843 F.2d at 1022
    (quoting Baker v. United States, 
    401 F.2d 958
    , 977 (D.C.
    Cir. 1968)); see also 
    Alexander, 135 F.3d at 477
    . A defendant’s
    “general assertions” about the testimony he seeks to
    offer will not suffice; he must proffer “specific examples
    of the exculpatory testimony” that he would give but
    for the joinder of the counts. 
    Alexander, 135 F.3d at 477
    ;
    Nos. 05-4700 & 06-1834                                    13
    see also 
    Balzano, 916 F.2d at 1283
    . But in his motion to
    sever, Zambrana provided no such pointed examples of
    the “exculpatory testimony” he wished to provide; he
    merely stated that he “wish[ed] to testify” in his own
    defense against the homicide counts, but “[t]hat combining
    all the counts at one trial” would prevent him from
    doing so. And the fact that Zambrana submitted a notice
    to present an alibi defense does not mitigate his vague
    proffered justification for severance. Nowhere in the
    notice did Zambrana state that he wished to testify that
    he was gambling when Hurtado and Nevarez were mur-
    dered. In fact, Zambrana expressly stated that he would
    “rely on records provided by the [g]overnment” to estab-
    lish his alibi, and not on his own testimony. In all,
    Zambrana presented nothing more than “general asser-
    tions” that, absent the severance, he would not be able
    to testify as to the homicide charges—a showing that was
    insufficient to show that severance was necessary. See
    
    Alexander, 135 F.3d at 477
    ; 
    Balzano, 916 F.2d at 1283
    .
    Zambrana also contends that severance was necessary
    to avoid a prejudicial “spill-over effect” from the drug-
    conspiracy counts to the homicide counts. According to
    Zambrana, the government’s case against him on the
    homicide counts was “weak,” and the joinder of the
    homicide counts with the drug-conspiracy counts
    caused him to “suffer a spill-over effect of the stronger
    evidence of the [d]rug-[conspiracy] [c]harges onto the
    more circumstantial and flimsy evidence supporting
    the [h]omicide [c]harges.” Thus, Zambrana argues,
    “[a]llowing the same jury to hear all of the evidence and
    decide all of the charges together . . . created an unreason-
    14                                    Nos. 05-4700 & 06-1834
    able risk that the jury decided the [h]omicide [c]harges
    based on the stronger evidence presented in support of
    the [d]rug-[conspiracy] [c]harges.”
    But Zambrana ignores that the district court instructed
    the jury to consider each count and its related evidence
    separately. Specifically, the court instructed the jury to
    “consider each count and the evidence relating to it
    separate and apart from every other count.” We presume
    a jury “ ‘attend[s] closely [to] the particular language of the
    trial court’s instructions in a criminal case,’ ” including
    when the jury is “ ‘instructed to consider each count and
    the relating evidence separately.’ ” United States v. Stokes,
    
    211 F.3d 1039
    , 1043 (7th Cir. 2000) (quoting United States v.
    Coleman, 
    22 F.3d 126
    , 135 (7th Cir. 1994), and United States
    v. Linwood, 
    142 F.3d 418
    , 426 (7th Cir. 1998)). We find
    nothing in the record that would make us “ ‘suppose that
    [the jury] would disregard’ ” the district court’s instruc-
    tions in this case, and Zambrana points to no evidence that
    reveals that the jury ignored the court’s instructions. 
    Id. (quoting Coleman,
    22 F.3d at 135); see also United States v.
    Stillo, 
    57 F.3d 553
    , 557 (7th Cir. 1995); United States v.
    Boykins, 
    9 F.3d 1278
    , 1289 (7th Cir. 1993). And because the
    district court’s instructions provided “ ‘an adequate safe-
    guard’ ” against “ ‘evidentiary spillover and cumulation of
    evidence,’ ” 
    Balzano, 916 F.2d at 1282
    (quoting United States
    v. Moya-Gomez, 
    860 F.2d 706
    , 768 (7th Cir. 1988)), we cannot
    say that Zambrana was prejudiced by the district court’s
    denial of his motion to sever, see United States v. Moore,
    
    363 F.3d 631
    , 642 (7th Cir. 2004) (stating that limiting
    instruction “adequately handled any risk of prejudice” to
    Nos. 05-4700 & 06-1834                                        15
    defendant), vacated in part by Young v. United States, 
    543 U.S. 1100
    (2005), and Jackson v. United States, 
    543 U.S. 1100
    (2005), in light of United States v. Booker, 
    543 U.S. 220
    (2005).
    B. The district court’s denial of Zambrana’s and Ervin’s
    motions for new trial
    Next, Zambrana and Ervin both challenge the district
    court’s denial of their motions for new trial—a decision
    that also rested within the court’s discretion. See United
    States v. Palivos, 
    486 F.3d 250
    , 254 (7th Cir. 2007). Zambrana
    and Ervin each assert that the district court abused that
    discretion by failing to conduct an evidentiary hearing
    (in Ervin’s case) and by holding an inadequate
    evidentiary hearing (in Zambrana’s case) before denying
    their motions for new trial. As both men put it, the dis-
    trict court failed to “inform its discretion” when conclud-
    ing that the evidence of Arreola’s misconduct and the
    government’s alleged suppression of that evidence did not
    justify a new trial, and thus its denial of their motions
    should be reversed.
    However, Zambrana and Ervin have waived any chal-
    lenge to the manner in which the district court weighed
    the evidence in support of their motions by failing to
    object to the court itself regarding the way in which it
    considered the evidence. See United States v. Haskins, 
    511 F.3d 688
    , 693 (7th Cir. 2007); United States v. Charles, 
    476 F.3d 492
    , 495-96 (7th Cir. 2007); United States v.
    Hernandez-Rivas, 
    348 F.3d 595
    , 598 (7th Cir. 2003) (“The
    general rule within the Seventh Circuit is that if a party
    16                                   Nos. 05-4700 & 06-1834
    fails to file an objection with the district court, he or she
    ‘waives the right to appeal all issues, both factual and
    legal.’ ” (quoting United States v. Brown, 
    79 F.3d 1499
    , 1503
    (7th Cir. 1996))). Even more, Ervin did not request an
    evidentiary hearing on his motion, and further accepted
    the government’s representations regarding Arreola’s
    misconduct and the government’s lack of knowledge of
    the misconduct. Similarly, the district court granted
    Zambrana’s request for an evidentiary hearing, and at that
    hearing he was allowed to present nine witnesses in
    support of his motion. The district court never attempted
    to limit the scope of the hearing, and Zambrana never
    objected to the manner in which the district court held
    the hearing. And because both men failed to challenge
    the manner in which the district court considered the
    evidence related to their motions for new trial, we will not
    address the issue here. See 
    Haskins, 511 F.3d at 693
    ; 
    Charles, 476 F.3d at 495-96
    ; 
    Hernandez-Rivas, 348 F.3d at 598
    .
    But even if Zambrana and Ervin had preserved their
    challenges as to how the district court “informed its
    discretion,” the arguments would have failed. Because
    their substantive arguments in support of their motions
    for new trial are meritless, any purported procedural
    deficiency in the manner in which the district court
    weighed the evidence would have been harmless. See
    United States v. Kelly, 
    337 F.3d 897
    , 901-02 (7th Cir. 2003)
    (holding that district court’s failure to hold evidentiary
    hearing to ascertain whether defendant breached plea
    agreement was harmless when it was clear defendant
    breached agreement); see also Pinholster v. Ayers, 
    525 F.3d 742
    , 764 (9th Cir. 2008) (holding that “any error the
    Nos. 05-4700 & 06-1834                                   17
    district court may have committed” at evidentiary hearing
    addressing ineffective-assistance-of-counsel claim was
    harmless because defendant failed to show he was preju-
    diced by counsel’s alleged shortcomings); Wyoming v.
    Livingston, 
    443 F.3d 1211
    , 1225-26 (10th Cir. 2006) (stating
    that district court’s failure to hold evidentiary hearing on
    issue of removal was harmless where evidence clearly
    supported removal: “In our view, to reverse and remand
    to the district court for an evidentiary hearing (on noth-
    ing), as the State requests, would be a colossal waste of
    time and resources”).
    Specifically, the evidence of Arreola’s misconduct did
    not justify a new trial as newly discovered evidence. To
    obtain a new trial based on newly discovered evidence,
    a defendant must show, among other things, that the
    evidence in question “is material and not merely impeach-
    ing or cumulative,” and that it “probably would lead to an
    acquittal in the event of a new trial.” United States v.
    Hodges, 
    315 F.3d 794
    , 801 (7th Cir. 2003). And yet the
    evidence of Arreola’s misconduct is both impeaching and
    cumulative. The evidence did not show, as Zambrana
    contended before the district court, that Arreola took
    advantage of his unmonitored telephone calls and visits
    in jail to discuss with Ripoll and Clinton how to testify.
    The most that the evidence shows in that regard is that
    Arreola could have made an unmonitored telephone call to
    contact Ripoll or Clinton somehow, and that the three
    men had opportunities to discuss their testimony while
    they were detained together, such as when Arreola and
    Clinton were being transferred from the MCC with Cruz.
    But there is no evidence that suggests that the three
    18                                   Nos. 05-4700 & 06-1834
    men actually coordinated their testimony. To the contrary,
    at the evidentiary hearing on Zambrana’s motion, Ripoll,
    Arreola, and Clinton each testified that they did not
    discuss their trial testimony beyond the discussions that
    they had already described at trial.
    If anything, then, the evidence of Arreola’s miscon-
    duct would have been relevant to show that he was an
    untrustworthy, criminal-minded, and manipulative
    individual who had the propensity for deception and a
    willingness to break the law. But at trial, Zambrana and
    Ervin thoroughly impeached Arreola as to his drug-
    trafficking past, his gang affiliation, his role in Hurtado’s
    and Nevarez’s murders, the lies he previously told to the
    police investigating the murders, and his misconduct at
    the MCC. Both men even called character witnesses to
    impugn Arreola’s credibility further.
    It therefore is unlikely that more evidence describing
    Arreola’s criminal nature—that is, his misconduct at the
    Hammond City Jail—could sway a new jury to such an
    extent as to lead it to acquit Zambrana or Ervin. This
    is particularly so when Arreola was not the only witness
    to testify that Zambrana and Ervin had helped scheme to
    rob and to murder Hurtado and Nevarez. See United States
    v. DePriest, 
    6 F.3d 1201
    , 1217 (7th Cir. 1993) (relying on
    United States v. Taglia, 
    922 F.2d 413
    , 415 (7th Cir. 1991), to
    determine that newly discovered impeachment evidence
    did not warrant new trial because conviction was not
    “premised on the demonstrably dubious testimony of a
    single witness”).
    Nos. 05-4700 & 06-1834                                       19
    And because the proof of Arreola’s misconduct was
    merely cumulative impeachment evidence, Zambrana’s
    and Ervin’s Brady claims necessarily fail. Brady does not
    extend to “[e]vidence that impeaches an already thor-
    oughly impeached witness.” United States v. Kozinski, 
    16 F.3d 795
    , 819 (7th Cir. 1994); see also United States v. Bailey,
    
    510 F.3d 726
    , 736 (7th Cir. 2007). Although Brady pro-
    hibits the government from suppressing evidence that
    could be used to impeach a government witness, see United
    States v. Bagley, 
    473 U.S. 667
    , 676-77 (1985); Giglio v. United
    States, 
    405 U.S. 150
    , 154 (1972); United States v. Dabney, 
    498 F.3d 455
    , 459 (7th Cir. 2007), the evidence must be for
    “ ‘more than cumulative impeachment,’ ” 
    Kozinski, 16 F.3d at 819
    (quoting United States v. Dweck, 
    913 F.2d 365
    , 371 (7th
    Cir. 1990)); see also 
    Bailey, 510 F.3d at 736
    ; United States
    v. Senn, 
    129 F.3d 886
    , 893 (7th Cir. 1997) (“Because the
    defendants did impeach [the witness] on a number of
    issues, they can’t really make a convincing argument
    that additional impeachment had a reasonable probabil-
    ity of changing the outcome of the trial.”). And because
    Arreola was thoroughly impeached at trial, even if the
    government had suppressed the evidence of Arreola’s
    misconduct at the Hammond City Jail (which, given the
    government’s explanations, we do not believe to be the
    case), Zambrana’s and Ervin’s Brady claims would still
    fail. See 
    Bailey, 510 F.3d at 736
    ; 
    Kozinski, 16 F.3d at 819
    . We
    thus cannot fault the district court for denying Zambrana’s
    and Ervin’s motions for new trial.
    20                                  Nos. 05-4700 & 06-1834
    III. C ONCLUSION
    We A FFIRM the district court’s denial of Zambrana’s
    motion to sever, as well as the district court’s denials of
    Zambrana’s and Ervin’s motions for new trial.
    9-2-08