Testing
U.S. Air Force Airman 1st Class Jonathan Miller, 824th Base Defense Squadron fireteam member, watches as Derek Sorrell, Red Cross collection technician, fills specimen tubes after a blood donation at Moody Air Force Base, Ga., Sept. 4, 2013. Miller was one of an estimated 70 Airmen who donated blood. (U.S. Air Force photo by Airman Alexis Grotz/Released)