Training Chat Air Force Tech. Sgt. Jocilyn Grable, an instructor with the 507th Air Refueling Wing, prepares trainee Tram Hoang for her departure to basic military training at Tinker Air Force Base, Okla., April 7, 2020. SHARE: Download: Full Size (1.44 MB) Tags: training Credit: Lauren Kelly, Air Force VIRIN: 200407-F-EW270-1014.JPG Photo Gallery