U.S. Air Force Senior Airman Colt Gass, a combat controller with the 22nd Special Tactics Squadron, McChord Air Force Base, Wash., monitors the air space and weather conditions around the Geronimo landing zone during Joint Readiness Training Center (JRTC) 14-05 training at Fort Polk, La., March 14, 2014. The JRTC provides U.S. military units and personnel with realistic pre-deployment training scenarios in all aspects of armed conflict.