Lightning Formation F-35A Lightning II aircraft fly in formation after refueling above the Utah Test and Training Range, March 30, 2017. The aircraft are assigned to the 388th Fighter Wing at Hill Air Force Base, Utah. Air Force photo by R. Nial Bradshaw SHARE: Download: Full Size (0.62 MB) Credit: R. Nial Bradshaw VIRIN: 170330-F-OD616-0341A.JPG Photo Gallery