Bittersweet memories
U.S. Air Force Col. Joseph Locke, 93d Air Ground Operations Wing commander, listens to remarks during a change of command ceremony, June 28, 2016, at Moody Air Force Base, Ga. Throughout his career, Locke has deployed in support of Operations Enduring Freedom, Iraqi Freedom and Southern Watch. (U.S. Air Force photo by Senior Airman Ryan Callaghan/Released)