Senior Airman Dominic Koah, 11th Civil Engineer Squadron water and fuels systems specialist, discusses the proper maintenance procedures with his crew member at Hangar 13 on Joint Base Andrews, Md., Aug. 19, 2015. Before maintenance could begin, the team had to ensure all the fire suppression system components were turned off. (U.S. Air Force photo by Staff Sgt. Chad C. Strohmeyer)(Released)