Maj. Gen. Thad T. Bibb Jr., 18th Air Force commander, officiates during an assumption of command ceremony at Joint Base Charleston, S.C., May 12, 2021. The 437th Airlift Wing welcomed its new commander, Col. Robert Lankford, who most recently served as the commander for the 62nd Operations Group at Joint Base Lewis-McChord, Wash. (U.S. Air Force photo by Tech Sergeant Lindsey Gulliver)