From left, U.S. Army Cols. Jennifer S. Walkawicz,733rd Mission Support Group incoming commander, and Ralph L. Clayton, 733rd MSG outgoing commander, share a laugh during a change of command ceremony at Joint Base Langley-Eustis, Va., June 29, 2018. Walkawicz assumed command from Clayton before an audience of U.S. Army Soldiers, U.S. Air Force Airmen and civilians. (U.S. Air Force photo/Senior Airman Tristan Biese)