United States v. William Barry Robinson, A/K/A Barry , 106 F.3d 610 ( 1997 )
United States v. Hassan Mohammed Alli, Jr. , 929 F.2d 995 ( 1991 )
United States v. Clyde M. Cooper, Jr. , 962 F.2d 339 ( 1992 )
United States v. Olano , 113 S. Ct. 1770 ( 1993 )