The first flight in full vertical lift mode of the Marine Corps' short-take-off, vertical-landing (STOVL) variant of the F-35 Joint Strike Fighter may be delayed as late as October, which would be another one-month delay in the schedule, according to a source familiar with the JSF program. While the program has "not given up" on a September first flight in full STOVL mode -- that would take place only weeks after conducting rolling landings while partially using the lift fan...
