The door plug from the Alaska Airlines flight that was forced to return ... on the side of the road and turned them both in. Need a break? Play the USA TODAY Daily Crossword Puzzle.

Need a break? Play the USA TODAY Daily Crossword ... Still, investigators typically rely on physical evidence, like the door plug in this Alaska Airlines case, as well as some onboard machinery ...

The "door plug" that flew off during Friday's flight was in use because the Alaska Airlines' jet was configured to hold fewer than the maximum 220 passengers that could be packed onto a 737 Max 9.

When crews completed the repair 19 days later, they failed to replace four critical bolts on a plug door they had opened to do the job, leading to the Jan. 5 accident on an Alaska Airlines flight.

And yet neither Boeing nor the National Transportation Safety Board know how a 737 Max was delivered to Alaska Airlines without the four bolts needed to keep a door ... during a break in the ...

“We don’t know and neither do they and that’s a problem,” NTSB Chair Jennifer Homendy told reporters during a break ... to Alaska Airlines without the four bolts needed to keep a door ...

A recent Alaska Airlines flight was canceled and rescheduled due to an aircraft maintenance issue. According to a passenger, the pilot of the aircraft said that a door opened twice during a ...

All 177 passengers and Alaska Airlines employees ... reporters during a break in the hearing. Additionally, Boeing’s 737 factory had issues with unauthorized work on door plugs “for years ...