The U.S. Air Force Air Demonstration Squadron Thunderbirds perform a delta burst at the Kirtland Air and Space Fiesta at Kirtland Air Force Base, N.M., May 18, 2019. The Air Show featured a series of aeronautical and ground-based performances, and a STEM and space exhibition. The Fiesta was capped off by the U.S. Air Force Thunderbirds. Early estimates put the crowd at more than 35,000. (U.S. Air Force photo by Staff Sgt. J.D. Strong II)