http://bit.ly/2AbEv8g Changes to Flight Software on 737 Max Escaped F.A.A. Scrutiny Aviation Accidents, Safety and Disasters, Airlines and Airplanes, Boeing 737 Max Groundings and Safety Concerns (2019) A new safety review wasn’t necessary under F.A.A. rules since the changes didn’t affect what the agency considers an especially critical or risky phase of flight. JACK NICAS, DAVID GELLES and JAMES GLANZ http://bit.ly/2UMtkOZ April 11, 2019 at 05:30AM