Sector Scanning As seen through a night-vision lens, an airman scans his sector member during a training scenario as part of exercise Angel Thunder 17 in Gila Bend, Ariz., May 13, 2017. The airman is assigned to the 58th Rescue Squadron. Air Force photo by Staff Sgt. Sean Martin SHARE: Download: Full Size (0.68 MB) Credit: Staff Sgt. Sean Martin VIRIN: 170513-F-SR682-0213C.JPG Photo Gallery