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) ...

Defense Secretary Lloyd Austin’s office on Monday certified the Sentinel nuclear missile program can continue after determining the effort is a major national security priority with no alternatives, ...

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 ...

WASHINGTON (AP) — The new Sentinel nuclear weapons program is 81% over budget and is now estimated to cost nearly $141 billion, but the Pentagon is moving forward with the program, saying that given ...

Summary and Key Points: The U.S. Air Force’s Sentinel Program, aimed at modernizing its silo-based intercontinental ballistic missiles (ICBMs), faces rising costs and delays, prompting debate over its ...

If all goes according to plan, the Sentinel program will go operational in 2030 and serve through 2075. This year, America’s Minuteman III nuclear intercontinental ballistic missile (ICBM) will be ...

The Sentinel intercontinental ballistic missile (ICBM) nuclear weapons program, in which the Air Force is moving to replace its old land-based nuclear missiles with new ones, has been troubled from ...

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WASHINGTON — The new Sentinel nuclear warhead program is 81% over budget and is now estimated to cost nearly $141 billion, but the Pentagon is moving forward with the program, saying that given the ...