The Columbia-class nuclear ballistic missile submarine (SSBN) is now projected to be ready by early 2029, Navy officials told lawmakers last week.
The Navy says its highest priority program is the Columbia-class, starting with the future USS District of Columbia…
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Nuclear Security & Deterrence Monitor brings you timely, accurate news and information on the activities of the U.S. Nuclear Security Administration, including weapons complex, weapons dismantlement, nuclear deterrence, the weapons laboratories and nonproliferation.
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