UPDATE 2-Norway confirms cause of fatal Airbus helicopter crash in 2016
April 28, 2017 at 08:48 AM EDT
OSLO, April 28 (Reuters) - The fatal crash of an Airbus helicopter in Norway last year was the result of metal fatigue in the aircraft's gearbox, the country's Accident Investigation Board (AIBN) said in a report on Friday, confirming its initial findings last June.