Looking Down An airman waits to fast-rope down a missile silo trainer during the annual Crow Creek Challenge at F.E. Warren Air Force Base, Wyo., Sept. 27, 2024. The annual challenge tests the airmen’s mental and physical strength. SHARE: Download: Full Size (1.15 MB) Tags: Wyoming, Air Force Credit: Air Force Airman 1st Class Mattison Cole VIRIN: 240927-F-BC297-1114Y.JPG Photo Gallery