Supervising the troops
Army Sgt. Katherine Coleman, jumpmaster, supervises Bulgarian Army paratroopers preparing to static line parachute, during Operation Thracian Fall 2011, Oct. 19, 2011, Plovdiv, Bulgaria. OTF11 is off-station training designed to enhance interoperability between U.S. and Bulgarian Air Forces as well as build partnerships with paratroopers from both. Coleman is assigned to the 5th Quartermaster Det. Special Troops Battalion, 21st Theater Support Command. (U.S. Air Force photo by Senior Airman Stephen J. Otero)