Col. David Carlson assumes command of the 2nd Maintenance Group from Col. Kristin Goodwin, 2nd Bomb Wing commander, during a change of command ceremony at Barksdale Air Force Base, La., Aug. 14, 2015. Carlson previously served as commander of the 55th Maintenance Group, Offutt Air Force Base, Neb. The change of command ceremony is a military tradition that represents a formal transfer of authority and responsibility of a unit from one commanding officer to another. (U.S. Air Force photo/Staff Sgt. Benjamin Gonsier)
Col. David Carlson, 2nd Maintenance Group commander, gives his first salute to the Airmen of the 2nd MXG during a change of command ceremony at Barksdale Air Force Base, La., Aug. 14, 2015. Carlson previously served as commander of the 55th Maintenance Group, Offutt Air Force Base, Neb. The change of command ceremony is a military tradition that gives service members the opportunity to witness their new leader take command. (U.S. Air Force photo/Staff Sgt. Benjamin Gonsier)
Lt. Col. Scott Ritzel, 2nd Maintenance Group deputy commander, gives the command to order arms during a change of command ceremony at Barksdale Air Force Base, La., Aug. 14, 2015. The first salute is used to welcome the incoming commander to the group. (U.S. Air Force photo/Staff Sgt. Benjamin Gonsier)