2008—Subsec. (c). Pub. L. 110–358, § 103(b), substituted “in or affecting interstate” for “in interstate” in pars. (1) and (2).

Subsec. (c)(2). Pub. L. 110–358, § 103(a)(2), inserted “using any means or facility of interstate or foreign commerce or” after “or transported”.

2003—Subsecs. (a), (b). Pub. L. 108–21 substituted “30 years” for “20 years” in concluding provisions.