U.S. Air Force Col. Clint Ross, outgoing 633d Air Base Wing commander, relinquishes command to U.S. Air Force Maj. Gen. Chad P. Franks, 15th Air Force commander, during a change of command ceremony at Joint Base Lan gley Eustis, June 25, 2021. Franks commended Ross on his success as a commander and thanked him for his service.