512th Maitenance Group promotion ceremony
Col. Alan Lerner (left), 512th Maintenance Group commander, congratulates Col. Nicholas Koski-Vacirca during a promotion ceremony, Dec. 8, here. Colonel Koski-Vacirca was recently promoted to the rank of colonel. The former 512th MXG deputy commander will be taking a Reserve position with the Federal Emergency Management Agency in Washington D.C. (U.S. Air Force photo/Staff Sgt. Steve Lewis)