Lt. Col. Metcalf Promoted to Colonel
Col. Scott Grant swears in Lt. Col. Michael J. Metcalf, 117th Operations Group Commander while promoted to the rank of Colonel at the 117th Air Refueling Wing, Sumpter Smith Air National Guard Base, Birmingham, Alabama on January 2, 2018. (U.S. Air National Guard photo by: Senior Master Sgt. Ken Johnson)