U.S. Air Force F-16 Fighting Falcon aircraft conduct a flyover. U.S. Air Force F-16 Fighting Falcon aircraft with the Air Force Air Demonstration Squadron, known as the Thunderbirds, conduct a flyover as 1,012 newly graduated 2nd lieutenants toss their hats in the air at the conclusion of the U.S. Air Force Academy graduation ceremony at Falcon Stadium in Colorado Springs, Colo. SHARE: Download: Full Size (0.04 MB) Credit: VIRIN: 656570-Y-UYM57-381.jpg Photo Gallery