What jurisdiction exists to hear an interlocutory appeal of a motion to dismiss on the ground of double jeopardy?

We have jurisdiction to hear an interlocutory appeal of a denial of a motion to dismiss on the ground of double jeopardy under 28 U.S.C. Sec. 1291. Abney v. United States, 431 U.S. 651, 97 S.Ct. 2034, 52 L.Ed.2d 651 (1977).

We review de novo a district court's denial of a motion to dismiss the indictment on the ground of double jeopardy. United States v. Anzalone, 886 F.2d 229, 230 (9th Cir.1989); United States v. Schwartz, 785 F.2d 673, 676 (9th Cir.), cert. denied, 479 U.S. 890, 107 S.Ct. 290, 93 L.Ed.2d 264 (1986).