423d ABG Change of Command
U.S. Air Force Col. Brian Filler, left, 501st Combat Support Wing commander, receives the 423d Air Base Group guidon from Col. Richard Martin, 423d ABG outgoing commander, during a change of command ceremony at RAF Alconbury, England, July 25, 2022. During his command, Martin led a unit that provided a full range of operational, logistical, engineering, medical and communications support and community services to 6,500 military and civilian personnel and families at 4 installations. (U.S. Air Force photo by Staff Sgt. Eugene Oliver)