Major Erica Lowe, 944th Maintenance Squadron commander, readministers the oath of enlistment to Chief Master Sgt. Matthew Greene, 944th Maintenance Squadron munitions flight chief, during an induction ceremony held at the Academic Training Center, Jan. 6, 2018. Greene reaffirms the oath as he joins the highest enlisted grade of Chief Master Sergeant. (U.S. Air Force photo by Staff Sgt. Lausanne Kinder)