180317-F-KS667-0159
The U.S. Navy Blue Angels fly over a crowd of spectators during Luke Days at Luke Air Force Base, March 17, 2018. Luke Days demonstrates the Air Force's continuing progress in building the future of airpower with military and civilian air acts including the U.S. Navy Blue Angels, F-35 and F-22 static displays, science, technology, engineering, and math exhibits, and military operations demonstrations. (U.S. Air Force photo/Senior Airman Ridge Shan)