Visitors watch an acrobatic plane demonstration during the 2014 Wings of Freedom Open House, Sept. 13, 2014. The Open House featured aerial demonstrations and static displays of several different aircraft used by the Air Force, including the KC-135 Stratotanker refueling aircraft, CV-22 Osprey special mission aircraft and the F-16 Fighting Falcon fighter aircraft. (U.S. Air Force photo by Senior Airman Dillon Davis/Released)