A U.S. Air Force F-16 Fighting Falcon assigned to the South Carolina Air National Guard's 169th Fighter Wing, pulls away after being refueled by a KC-135 Stratotanker assigned to the 134th Air Refueling Wing's 151st Air Refueling Squadron from McGhee Tyson Air National Guard Base, Tenn., during an aerial refueling mission, April 11, 2015. U.S. U.S. Air Force F-16 Fighting Falcons assigned to the 169th Fighter Wing from McEntire Joint National Guard Base, S.C., flew against U.S. Navy F-18 Hornets from the Strike Fighter Squadron 37 at Naval Air Station Oceana, Va., for dissimilar air combat training. The joint operation allows pilots valuable training and experience to enhance future flying operations. The KC-135s provided aerial refueling during the training. (U.S. Air National Guard photo by Amn Megan Floyd/Released)