Tech. Sgt. Kimberly Lingle (left), Senior Airman Wilner LaGuerre (center) and Airman 1st Class Mark Flores of the 507th Maintenance Group refurbish wheels for one of the 507th Air Refueling Wing's KC-135 Stratotanker aircraft at Tinker Air Force Base, Okla., on April 15, 2012. The Airmen are assigned to the 507th MXG's aero repair shop. (U.S. Air Force photo by Lt. Col. Richard A. Curry)