NTSB was on scene of the crash site near Truckee-Tahoe Airport for five days as they gathered information on a Challenger 605 accident that killed six.
While political risks remain a consideration, Boeing CEO David Calhoun expressed a belief that China has more to gain than lose by certifying the 737 Max.
The PilotEye vision system is based on artificial intelligence technology and promises to reduce pilot workload, while also supporting autonomous flight.