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The U.S. used 'bunker buster' bombs in Iran. Here's what to know about them

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Airmen look at a GBU-57, or a Massive Ordnance Penetrator bomb, at Whiteman Air Force Base in Missouri on May 2, 2023. (AP)
Airmen look at a GBU-57, or a Massive Ordnance Penetrator bomb, at Whiteman Air Force Base in Missouri on May 2, 2023. (AP)

This article was originally published on June 18, 2025.

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