DAYTON, Ohio (6/21/2019) -- Members of the USAF Thunderbirds Air Demonstration Squadron signed autographs for aviation fans at the National Museum of the United States Air Force. The Thunderbirds showcase the pride and precision of today’s Air Force with aerial maneuvers to exhibit the capabilities of modern, high-performance aircraft and the high degree of skill required to operate such aircraft.(U.S. Air Force photo by Ken LaRock)