US reveals preliminary results of inquiry into Pratt & Whitney engine fire that led to grounding of dozens of Boeing 777s around the world
Metal fatigue in the fan blades may have been behind the engine failure of a Boeing jet in Denver at the weekend, the US National Transportation Safety Board has said.
The Pratt & Whitney engine caught fire shortly after take off on a United Airlines Boeing 777-200, during a flight from Denver to Honolulu, with 231 passengers and 10 crew onboard. Pilots issued a mayday call and returned to Denver.
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