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Bunker Busters probably failed to penetrate Iranian concrete


President Trump is claiming the strikes “obliterated” three underground nuclear sites in Iran protected by military grade concrete. The truth may be more complicated.

Operation Midnight Hammer, the Pentagon’s codename for the strikes on Iran, marks the first-ever use of the Massive Ordnance Penetrator(MOP), a colossal 30,000-pound bomb that only the B-2 stealth bomber can carry. As of publication time, it’s unclear the level of damage inflicted based on satellite imagery alone, but a CNN report published on Tuesday afternoon claims that the strikes on Iran did not destroy the country’s nuclear program and has instead only set it back by a matter of months, according to early U.S. intelligence. Getty ImagesOn June 21, 2025, the U.S. Air Force used six B-2 bombers to drop 12 bunker-busting bombs on Fordow, Iran’s most significant nuclear enrichment facility, an official told CNN.

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