
It will be another year before the National Nuclear Security Administration (NNSA) knows roughly how much it will cost to build the infrastructure to make 80 nuclear-weapon cores annually, the head of the agency told senators last week. NNSA Administrator Jill Hruby on Tuesday told the Senate Armed Services subcommittee on strategic forces that initial cost estimates for ramping up pit production to 30 per year at Los Alamos National Laboratory in New Mexico and at least 50 per year…