- Investigation underway into rare, unsafe airliner roll experienced by a Boeing 737 MaxCNN
- What is a Dutch roll? A look at the phenomenon that grounded a Southwest jetSan Francisco Chronicle
- FAA is investigating how Boeing, Airbus jets may have ended up with counterfeit titanium. Here’s a timeline of the company’s mounting problems.Yahoo! Voices
- U.S. Investigating ‘Dutch Roll’ That Damaged a Boeing 737 During FlightThe New York Times