The 91st Operations Group (91 OG) is the operational component of the 91st Missile Wing, assigned to the Air Force Global Strike Command Twentieth Air Force. It is stationed at Minot Air Force Base, North Dakota. The 91 OG is one of three USAF operational missile units, equipped with the LGM-30G Minuteman-III. Its mission is to defend the United States with safe and secure Intercontinental Ballistic Missiles (ICBMs); ready to immediately put bombs on target.