Tech. Sgt. Ryan Yung, 154th Comptroller Flight travel pay technician, top right, and members from the 15th Comptroller Squadron and 154th Comptroller Flight demonstrate self-aid buddy care procedures on a downed Airman at the military pay and finance building, during an Operational Readiness Inspection at Joint Base Pearl Harbor-Hickam, Hawaii, Nov. 7. 2013. Airmen are drilled on donning mission-oriented protective posture gear and surviving simulated chemical attacks in an austere environment while still proceeding with the mission. (U.S. Air Force photo/Tech. Sgt. Jerome S. Tayborn)