KC-135 Refuels Wyvern Warriors
A KC-135 Stratotanker, assigned to the 507th Air Refueling Wing at Tinker Air Force Base, Okla., refuels an F-16 Fighting Falcon assigned to the 510th Fighter Squadron, April 28, 2015, over the Mediterranean Sea. More than 50 Air Force Reservists, including chaplains, crew chiefs and force support worked with Aviano units during their two-week annual tour. (U.S. Air Force photo by Airman First Class Chandler Baker/Released)