91st MXG Change of Command Published July 23, 2015 By Airman 1st Class Christian Sullivan Minot Air Force Base Public Affairs MINOT AIR FORCE BASE, N.D. -- Col. Andrew Kovich, former 91st Maintenance Group commander, hands off the guidon at the 91st MXG change of command ceremony at Minot Air Force Base, N.D., July 20, 2015. Kovich gave over the command to Col. Earl Bennett, 91st MXG commander, at the ceremony. Bennett's previous assignment was the Air Force Inspection Agency deputy chief at Kirkland AFB, N.M. (U.S. Air Force photo/Airman 1st Class Christian Sullivan)