
A planned pit factory to be built at the Savannah River Site in Aiken, S.C., might take five years longer than the National Nuclear Security Administration wanted to produce its full load of war-ready nuclear weapon cores, the Biden administration’s nominee to lead the agency said last Thursday. A slip at Savannah River, one of two proposed production sites, could put pressure on the Los Alamos National Laboratory to enter surge production at its own planned plutonium pit factory much…