US used ‘bunker buster’ bomb in Iran strikes for first time in combat

TEHRAN — The United States used its most powerful non-nuclear bomb — the GBU-57A/B Massive Ordnance Penetrator, or “bunker buster” — in its strikes on Iran’s nuclear sites, marking theTEHRAN — The United States used its most powerful non-nuclear bomb — the GBU-57A/B Massive Ordnance Penetrator, or “bunker buster” — in its strikes on Iran’s nuclear sites, marking the