Rainbows form in the desert sky as fire trucks salute U.S. Navy Capt. Andrew Gephart’s final flight as commanding officer of Air Test and Evaluation Squadron (VX) 31 after an airborne change of command ceremony in China Lake, California, on July 29. U.S. Marine Corps Lt. Col. Dail Fields, formerly VX-31’s chief test pilot, took over as the squadron’s commanding officer. (U.S. Navy photo by Paul Kakert)

Rainbows form in the desert sky as fire trucks salute U.S. Navy Capt. Andrew Gephart’s final flight as commanding officer of Air Test and Evaluation Squadron (VX) 31 after an airborne change of command ceremony in China Lake, California, on July 29. U.S. Marine Corps Lt. Col. Dail Fields, formerly VX-31’s chief test pilot, took over as the squadron’s commanding officer. (U.S. Navy photo by Paul Kakert)