A U.S. Air Force AC-130 and two CH-53E's preform a mid-air refueling during the Kaneohe Bay Airshow on Sept 30, 2012, on Marine Corps Air Station Kaneohe Bay, Hawaii.The Kaneohe Bay Airshow is a two day event featuring aerial performances by both civilian and military aircraft.(U.S. Marine Corps Photo by Cpl. Thomas M. Hoerauf/Released)