Chilling audio has been released of the moment the captain of a United Airlines Boeing 787 jet yelled 'mayday' after he lost an engine soon after takeoff. 'Failure, engine failure, left engine, United 108. Declaring an emergency. Mayday- Mayday-Mayday,' one of the pilots of United Flight 108 said calmly to air traffic control after taking off on Friday July 25. The flight from from Washington Dulles Airport bound for Munich, Germany had only just cleared 5,000 feet of altitude with its tanks full of fuel for the eight-hour flight over the Atlantic, when its left engine suddenly lost power. Read the full story at Daily Mail #UnitedAirlines #Mayday #Washington #Germany