MSG Change of Command
Col. Don Shaffer, 319th Air Refueling Wing commander, passes the guideon to the new 319th Mission Support Group commander, Col. Tammy Knierm, as she assumes command during the change-of-command ceremony July 29. Colonel Knierm replaces Col. Joseph Douez as the mission support group commander and will be responsible for all wing support missions on base, including civil engineering and security forces. (U.S. AIr Force photo/Tech. Sgt. Johnny Saldivar)