Ethiopian Airlines pilots reportedly followed Boeing's emergency procedures before crash New information on a deadly plane crash in Ethiopia may undermine Boeing's claims about a suspect piece of software on its new 737 Max jets. Reports say the Ethiopian Airlines pilots turned off the system designed to prevent the plane from stalling – but somehow, it then started again. The Boeing 737 Max is grounded over software problems linked to two crashes that killed more than 300 people. Kris Van Cleave reports.