AIRSHOW-F-35 engine mishap, UK "no show" rich in lessons learned
July 16, 2014 at 13:13 PM EDT
FARNBOROUGH, England, July 16 (Reuters) - The engine failure that grounded Lockheed Martin's F-35 fighter jets and the warplane's now-cancelled appearance at two UK air shows provided key "lessons learned" for the companies that build the jets, and the military forces that use them.