They have not had to build a new warhead for years, but Warheads get Life Extension Programs once they get to the end of their service life. New/ refurbished, not much difference with end result.
B61-12 is getting one right now.
37 posted on 09/16/2016 9:38:35 AM PDT by zek157
(Frederic Bastiat was a prophet for these lawless times)