A prior section 486, added Pub. L. 106–65, div. A, title II, § 241(a)(1), Oct. 5, 1999, 113 Stat. 549, related to quadrennial report on emerging operational concepts, prior to repeal by Pub. L. 112–81, div. A, title X, § 1061(8)(A), Dec. 31, 2011, 125 Stat. 1583.