Flight restrictions remain for Joint Strike Fighter operational aircraft until an engine investigation wraps up, but limits have been removed for test aircraft, according to the F-35 joint program office. All three F-35 variants were grounded after a fire broke out aboard an Air Force F-35A conventional-takeoff-and-landing jet at Eglin Air Force Base, FL, on June 23. All Navy and Air Force aircraft returned to flight the week of July 15, but under a restricted flight envelope. "Flight restrictions will...
