All of the Lights An Air Force T-7A Red Hawk sits under bright lights used to create heat during testing at Eglin Air Force Base, Fla., Jan. 22, 2024. The training aircraft experienced temperature extremes from 110 to minus 25 degrees Fahrenheit as well as heavy humidity. The tests evaluated how the aircraft, its instrumentation and electronics fared under the extreme conditions. SHARE: Download: Full Size (1.28 MB) Tags: Air Force Credit: Samuel King Jr., Air Force VIRIN: 240122-F-OC707-1002M.JPG Photo Gallery