Feb 24, 2021

Lessons to Be Learned From Engine Failure On a United Airlines Boeing 777 Flight

As NTSB investigators find out why a Pratt & Whitney PW4077 engine failed on a Boeing 777 airliner soon after takeoff from Denver, AIN’s air transport editor Gregg Polek talks us through what we know so far. Already the focus is on a damaged fan blade, but authorities will also be considering possible connections with other incidents of engine failure. And we assess the safety risks in this case and others.

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