Questionnaire
U.S. Air Force Staff Sgt. Charles Harris, 23d Component Maintenance Squadron aerospace propulsion craftsman, fills out a donor information form during Moody’s Bone Marrow Drive at Moody Air Force Base, Ga., Sept. 24, 2012. Once registered, the donor information will remain in the registry until their 61st birthday. (U.S. Air Force photo by Senior Airman Douglas Ellis/Released)