140722-F-HF922-002
U.S. Army Spc. Robert Moher, 159th Combat Aviation Brigade crew chief, stands by to deliver blood in Afghanistan, July 2014. Moher, a Harlem, N.Y. native, is deployed from Fort Campbell, Ky. Joint Theater Trauma System members ensure fresh blood is always on hand. (U.S. Air Force photo by Senior Airman Sandra Welch)