U.S. Air Force technical sergeant selects line up while <PERSON>. <PERSON>, 633rd Medical Group superintendent, offers them advice to follow in their new rank at Langley Air Force Base, Va., June 9, 2015. <PERSON> said the promoted individuals' families deserve credit for the rank because they too made sacrifices for the betterment of the Air Force. (U.S. Air Force photo by <PERSON><PERSON>)