discussed Cited "see, e.g." United States v. Gandara-Granillo E.g., United States v. Anderson, 987 F.2d 251, 254 (5th Cir. 1993) (double jeopardy “applies where multiple convictions and sentences are based on a single act or transaction”); see also United States v. Roberts, No. 97- 41185, 1998 WL 413888, at *1 (5th Cir. 17 June 1998) (unpublished) (on appeal of denial of § 3582(c)(2) motion, double jeopardy “argument [was] not cognizable . . . because [defendant] was convicted and sentenced only for a single offense”).