Lt. Col. Trace Thomas, 120th Airlift Wing Operations Group commander, received the 120th OG command guidon from Col. Lee T. Smith, 120th AW commander May 6 during an assumption of command ceremony at the Montana Air National Guard, Great Falls, operations group auditorium. Thomas was previously the 186th Airlift Squadron commander. (U.S. National Guard photo by Staff Sgt. Lindsey Soulsby/Released)