Flyover Prep Air Force Staff Sgt. Andrew Molina inspects an aircraft after a flight at Peterson Air Force Base, Colo., May 30, 2016. The Thunderbirds, the Air Force's demonstration squadron, are in Colorado to prepare for a flyover at the U.S. Air Force Academy graduation. Molina is a Thunderbirds aircraft structural maintainer. Air Force photo by Airman 1st Class Dennis Hoffman SHARE: Download: Full Size (1.21 MB) Credit: Air Force Airman 1st Class Dennis Hoffman VIRIN: 160530-F-SO188-852C.JPG Photo Gallery