Boeing and the FAA have improved training and processes since 2024 incident, according to the NTSB, but board officials said both organizations need to better identify manufacturing risks.

The National Transportation Safety Board found Boeing and the FAA responsible for "multiple system failures," leading to Alaska Airlines' door blowing off mid-flight last year near Portland, Oregon.

The blame for a horrifying mid-flight blowout of a door plug on an Alaska Airlines flight last year is shared by plane manufacturer Boeing, its supplier Spirit Aerosystems and the Federal Aviation Administration,