Sorry. I thought we were still on the 737. It is obvious that this was a maintenance issue. Of course there was MCAS, all aircraft have them to some degree because of the aerodynamic farces involved.
- Fatigue fractures in engine mount lug caused catastrophic failure during critical takeoff phase
- Engine debris from failed left engine disabled second engine, leaving plane with single power source
- MD-11/DC-10 fleet grounded until the NTSB provides further guidance
https://www.designnews.com/industry/ups-2976-md11-crash-report