Nuclear Security & Deterrence Monitor Vol. 30 No. 8
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Nuclear Security & Deterrence Monitor

Article 6 of 11

February 27, 2026

Sentinel software development “slower than anticipated,” GAO says

By Staff Reports

The Air Force faces software design challenges for Northrop Grumman’s future LGM-35A Sentinel intercontinental ballistic missile (ICBM), according to the Government Accountability Office (GAO).
“Sentinel is software-intensive, and development progress…

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Table of Contents

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