Direct Video Linki YouTube:F-35B Accomplishes First Night Vertical Landing Aboard USS WASP On Aug. 14, the first DT-II (Developmental Test Phase Two – the second of three planned tests aimed at expanding the F-35B’s shipboard operating envelope for the U.S. Marine Corps) night vertical landing was executed by F-35 Marine Corps test pilot, Lt. Col. C.R. “Jimi” Clift. Clift, a Harrier pilot. The F-35B is the STOVL (Short Take Off Vertical Landing) of the JSF, destined to replace all the USMC assets, including the Harrier jump jet and the F/A-18 Hornet.