that has the effect of increasing a defendant’s sentence. See United States v. Cotts, 14 F.3d 300, 306 n. 2 (7th Cir.1994). This claim is distinct from a claim of sentencing entrapment which occurs when the government causes a defendant initially predisposed to commit a lesser crime to commit a more serious offense. Guereca does not raise a claim of sentencing entrapment, so our holding is restricted to the claim of sentencing manipulation. Guereca charges that by prolonging the date on which the government arrested him and by continuing to buy heroin from him, the government augmented the total amount of heroin sold to increase his sentence. The circuits are split on whether to recognize sentencing manipulation claims. See United States v. Okey, 47 F.3d 238, 240 n. 4 (7th Cir.1995) (<HOLDING>). In Cotts, we expressed doubts whether such a
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