Boeing says 737 Max flaw rooted in software not hardware The National The Roots of Boeing’s 737 Max Crisis: A Regulator Relaxes Its Oversight The New York Times The FAA didn't know about big changes to the 737 Max's flight system Business Insider The Boeing 737 Max grounding is going on so long it will disrupt holiday air travel CNBC View full coverage on Google News from Top stories - Google News https://ift.tt/2LHlMsF