54th HS safeguards the missile complex Published Feb. 1, 2017 By Airman 1st Class J.T. Armstrong Public Affairs MINOT AIR FORCE BASE, N.D. -- Two UH-1N Iroquois from the 54th Helicopter Squadron fly over Minot Air Force Base’s missile complex, N.D., Jan. 25, 2017. The purpose of the flight was to perform training maneuvers and complete a security sweep of 91st Missile Wing launch facilities. The 54th HS’s fleet is critical in providing support to 91st MW Airmen and assets in the missile complex. (U.S. Air Force photos/Airman 1st Class J.T. Armstrong)