The 30,000 pound munition, equipped by the U.S. B-2 Spirit stealth bomber may be the only aerial bomb that can reach Iran's Fordow nuclear site.

Israel's escalating conflict with Iran over its increased nuclear as brought up speculation about the possible use of one of America's powerful weapons in the conflict.

As Israel's confrontation with Iran escalates, the American-made GBU-57 'bunker buster' bomb has drawn renewed attention as the only weapon capable of striking