Four in Formation Two F-35A Lightning II joint strike fighters assigned to the 388th Fighter Wing at Hill Air Force Base, Utah, fly in formation with two aircraft belonging to European partners after completing a training scenario at Los Llanos Air Base, Spain, June 10, 2019. SHARE IMAGE: Download Image: Full Size (0.36 MB) Photo By: Navy Petty Officer 2nd Class Evan Parker VIRIN: 190610-N-RU672-0003C.JPG Photo Gallery