An F-15C Eagle turns onto a taxiway before take off at Keflavik International Airport, Iceland, in support of the NATO air defense mission here, Nov. 6, 2013. The 48th Air Expeditionary Group has been maintaining the NATO air surveillance and policing mission here since Oct. 28, 2013. The group, which is made up of U.S. Air Force and other North Atlantic Treaty Organization personnel, is a specialized team prepared to ensure Iceland's air sovereignty. (U.S. Air Force photo by Airman 1st Class Dana J. Butler/Released)