U.S. Air Force Col. Robert VanHoy II, 307th Bomb Wing commander, hands the 307th Maintenance Group guidon to Col. Casey Cooley, 307th MXG commander, during an assumption of command ceremony at Barksdale Air Force Base, La. Feb.10, 2018. Cooley is responsible for the guidance and welfare of all 307th MXG personnel and the mainteance of 18, B-52 Stratofortress bombers. (U.S. Air Force photo by Master Sgt. Greg Steele/released)