President Donald Trump called it “another successful job” later Thursday.

A GBU-43/B Massive Ordnance Air Blast Bomb (MOAB), nicknamed the “mother of all bombs,” was dropped at 7:32 p.m. local time, according to four US military officials with direct knowledge of the mission. A MOAB is a 30-foot-long, 21,600-pound, GPS-guided munition.