5th SFS Air Force Global Strike Challenge tryouts Published July 24, 2015 By Senior Airman Stephanie Morris Minot Air Force Base Public Affairs MINOT AIR FORCE BASE, N.D. -- Members of the 5th Security Forces Squadron tried out for the squadron's Global Strike Challenge Competition team at the McAdoo Sports and Fitness Center at Minot Air Force Base, N.D., July 23, 2015. The tryouts pushed Airmen to their physical limits with a run in full gear, gas mask, pushups, pull ups, sit ups and other strength and endurance exercises. The official GSC competition will be hosted in Guernsey, Wyo., and teams from both the 5th SFS and 91st SFS will compete to become the best SFS in Air Force Global Strike Command for 2015. (U.S. Air Force photos/Senior Airman Stephanie Morris)