....The Lion Air flight data showed that airplane repeatedly losing and then regaining altitude for 12 minutes before the final dive into the sea, as the
pilots struggled to pull the nose up each time MCAS pushed it down.But MCAS cannot activate until the pilot has gained altitude and retracted the flaps that give the wings extra lift for takeoff. It’s not clear at this time what phase of flight the Ethiopian plane had reached and whether the flaps were retracted...