The Air Force hoped to reuse existing silos for Minuteman III nuclear missiles for the upcoming Sentinel program, but has concluded it will have to dig new silos. (A1C Braydon Williams/Air Force) The ...

Defense contractors working on the Sentinel nuclear missile program have increased political spending in the past two years as the initiative to modernize intercontinental ballistic missiles (ICBMs) ...

Lockheed Martin's Sentinel A4 has been cleared for low-rate initial production and will head into developmental testing ahead of an initial operational test and evaluation prior to fielding. (Photo ...

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