June 12, 2019 341st Maintenance Group Change of Command 2019 Col. Nathan Mitchell, right, accepts command of the 341st Maintenance Group from Col. Jennifer Reeves, 341st Missile Wing commander, during a change of command ceremony June 12, 2019, at Malmstrom Air Force Base, Mont. Guidon bearer Chief Master Sgt. James Baker, 341st MXG superintendent, looks on.