A U.S. Air Force KC-10 Extender refuels an F/A-18 Super Hornet aircraft. A U.S. Air Force KC-10 Extender air-to-air tanker from the 908th Expeditionary Aerial Refueling Squadron refuels a U.S. Navy F/A-18 Super Hornet aircraft over Afghanistan on Dec. 15, 2008. SHARE: Download: Full Size (0.03 MB) Credit: VIRIN: 447366-L-DAH20-535.jpg Photo Gallery