At this point, the flight crew was unable to maintain altitude,” the report says. And it’s important to remember that MCAS was invisible to these Lion Air pilots.

A key instrument reading on Lion Air flight JT610 was faulty even as the pilots taxied out for takeoff. As soon as the Boeing 737 MAX was airborne, the captain’s control column began to shake as ...

MCAS, an automated flight control system on the 737 MAX, was tied to two fatal 737 MAX crashes that led to the plane's 20-month grounding that was lifted in November.

737 Max engineer didn’t know details of flight control system The program’s leaders only assumed pilots would react differently to the triggering of the MCAS.