While it feels like Boeing has been the subject of an endless stream of worrying quality control discoveries, it's been 18 months since a door plug blew out on a Boeing 737 Max at 14,830 feet over ...

The National Transportation Safety Board recommended more hands-on training and oversight at Boeing after an Alaska Airlines jet came apart in flight.

One of a team of 24 had opened a door-plug before, but he was on vacation — leading the NTSB to criticise Boeing's on-the-job training.

An Alaska Airlines 737 Max lost a fuselage piece mid-flight, prompting an NTSB investigation. The NTSB attributes the incident to failures in Boeing's training, guidance, and FAA oversight.

The NTSB says Boeing and the FAA could have done more to ensure the safety of the Boeing 737 Max ...