Where a defendant pleads guilty to the crime of carrying a firearm during and in relation to a drug trafficking crime in violation of 18 USC § 924(c)(1)(A), is it a violate of the Fifth Amendment, Double Jeopardy Clause not to allow such a defendant the "safety valve" reduction for the underlying drug trafficking offense pursuant to USSG §5C1.2 and 18 USC § 3553(f) in cases where the same firearm resulted in the § 924(c)(1)(A) conviction?

Whether a defendant who pleads guilty to carrying a firearm during drug trafficking is unconstitutionally denied a safety valve reduction under the Double Jeopardy Clause