Senior Airmen Sherrick Edwards, 11th Security Forces Squadron patrolman, donates a pint of blood during a drive dedicated to the memory of Senior Airman John E. King II at the Joint Base Andrews Theater on March 22, 2013. The blood donated will be used at local treatment facilities and to support service members serving overseas. (U.S. Air Force photo/Airman 1st Class Nesha Humes)