Inspector general’s Boeing 737 Max probe names 14 things that must be done to restore faith in FAA, air safety

While FAA test pilots knew about changes to the flight system, called MCAS, some key FAA personnel, including engineers, did not. It was only in January 2019 — three months after the Indonesian crash and nearly two years after the plane began flying — that FAA experts started to ask detailed questions about MCAS and how Boeing studied it for safety, according to the report.