Lt. Gen. Mark D. Kelly, 12th Air Force (Air Forces Southern) commander, addresses the 366th Fighter Wing during the wing change of command, September 8, 2017, at Mountain Home Air Force Base, Idaho. Col. Jefferson J. O’Donnell officially handed command to Col. Joseph D. Kunkel. (U.S. Air Force photo by Airman 1st Class Alaysia Berry/Released)