U.S. Air Force Airman First Class Michael James, 307th Security Forces Squadron, works his way over an obstacle called the Belly Robber during the Global Strike Challenge, Sept. 25, 2014, Camp Guernsey, Wyo. The Global Strike Challenge is the world's premier bomber, Intercontinental Ballistic Missile, helicopter operations and security forces competition with units from Air Force Global Strike Command, Air Combat Command, Air Force Reserve Command and the Air National Guard. (U.S. Air Force photo by Master Sgt. Greg Steele/Released)