United States v. Oswald G. Blake, Leonard Eason , 888 F.2d 795 ( 1989 )
United States v. Albert Lee Purcell, Shon Purcell , 236 F.3d 1274 ( 2001 )
Schneckloth v. Bustamonte , 93 S. Ct. 2041 ( 1973 )