United States v. Dieguimde , 119 F.3d 933 ( 1997 )
United States v. Romeo , 122 F.3d 941 ( 1997 )
united-states-v-henry-olushola-oboh-aka-henry-osa-omoboh-aka-james , 92 F.3d 1082 ( 1996 )
Landgraf v. USI Film Products , 114 S. Ct. 1483 ( 1994 )