U.S. Army Col. Jenn Walkawicz, relinquishes command. U.S. Air Force Col. Clinton Ross, 633rd Air Base Wing commander, accepts the guidon during a change of command ceremony at Joint Base Langley-Eustis, Virginia, June 25, 2020. Walkawicz will transition to work at the Pentagon. (U.S. Air Force photo by Senior Airman Derek Seifert)