; or (B) detained for violation of any law or any rule or regulation of a State, or any political subdivision thereof, relating to the possession, transportation, or carrying of firearms or ammunition, unless there is reasonable suspicion that the transportation is not in accordance with subsection (b). (2) Prosecution (A) Burden of proof If a person asserts this section as a defense in a criminal proceeding, the government shall bear the burden of proving, beyond a reasonable doubt, that the conduct of the person was not in accordance with subsection (b). (B) Prevailing defendant If a person successfully asserts this section as a defense in a criminal proceeding, the court shall award the prevailing defendant reasonable attorney's fees. . (b) Technical and conforming amendment The table of sections for chapter 44 of title 18, United States Code, is amended by striking the item relating to section 926A and inserting the following: 926A. Interstate transportation of firearms or ammunition. . 18. Preventing duplicative grants Section 1701 of title I of the Omnibus Crime Control and Safe Streets Act of 1968 ( 34 U.S.C. 10381 ) is amended by adding at the end the following: (o) Preventing duplicative grants (1) In general Before the Attorney General awards a grant to an applicant under this part, the Attorney General shall compare potential grant awards with grants awarded under part A or T to determine if duplicate grant awards are awarded for the same purpose. (2) Report If the Attorney General awards duplicate grants to the same applicant for the same purpose the Attorney General shall submit to the Committee on the Judiciary of the Senate and the Committee on the Judiciary of the House of Representatives a report that includes— (A) a list of all duplicate grants awarded, including the total dollar amount of any duplicate grants awarded