The National Nuclear Security Administration has created potential risks for the W80-4 life-extension program by setting an unrealistic deadline to deliver the first production unit, according to a government watchdog. NNSA approved the program to set the FPU milestone for September 2025, despite the program's own analysis showing less than 1% confidence that this date was achievable, the Government Accountability Office states in a report released Friday . GAO recommends that NNSA shift the deadline back, noting that the program's...