NTSB probes why a UPS jet lost an engine and crashed on takeoff

according to the NTSB.

At Tuesday’s hearing, the board played an animation of the engine-to-wing attachment design and how it failed.

The engine is attached to the wing by a mount containing a spherical bearing, known as a bearing race, held inside structural brackets called lugs. Investigators say the bearing race cracked from fatigue and split apart.continue reading …