The Department of Energy’s National Nuclear Security Administration (NNSA) completed the first production unit of the W76/Mk4B reentry body for the Navy’s submarine-launched ballistic missile warhead, the agency said Wednesday.
The first unit was produced nearly…
Morning Briefing - May 21, 2026
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Morning Briefing
Article 3 of 9
May 20, 2026
NNSA touts early FPU completion of W76-related project
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