Allied nations support
Two Turkish F-16s fly alongside a U.S. Air Force KC-135 Stratotanker over the North Sea during a refueling mission Sept. 23, 2009, in support of Exercise Bold Avenger 2009 held at Karup Air Base, Denmark. The KC-135 from Royal Air Force Mildenhall, England, refueled 18 F-16s from allied air forces, delivering more than 99,000 pounds of jet fuel. (U.S. Air Force photo/Senior Airman Thomas Trower)