Authorities Cited: United States Code 21 U.S.C. § 841(a)(1) Supreme Court 460 U.S. 491, 500 466 U.S. 210, 217 Circuit Courts 782 F.2d 888, 891 866 F.2d 359, 362 912 F.2d 441, 443 11 F.3d 985 18 F.3d 874, 879 44 F.3d 860, 863 45 F.3d 1450, 1453-1454 53 F.3d 1159 57 F.3d 895, 898 106 F.3d 942, 948 115 F.3d 797, 801 118 F.3d 1426, 1431 135 F.3d 1345, 1348-1349 158 F.3d 1107, 1114 189 F.3d 1194, 1200 219 F.3d 1171, 1178-1179 264 F.3d 1188 271 F.3d 1262, 1269-1270 358 F.3d 1257, 1261 403 F.3d 1120, 1127 495 F.3d 1203, 1205-1206 506 F.3d 1031, 1036 518 F.3d 790, 797