Section, Pub. L. 107–314, div. D, title XLV, § 4509, as added Pub. L. 112–239, div. C, title XXXI, § 3115(a), Jan. 2, 2013, 126 Stat. 2172; amended Pub. L. 113–291, div. C, title XXXI, § 3111, Dec. 19, 2014, 128 Stat. 3884, related to design and use of prototypes of nuclear weapons for intelligence purposes.