Explainer: Missing door ‘plug’ may hold vital clues to how a gaping hole blew open on a jetliner

Investigators were searching Sunday for the piece of fuselage that blew off a Boeing airliner over Oregon on Friday, hoping to gain physical evidence of what went wrong. The gaping hole in the side of the Alaska Airlines jet opened up where aircraft maker Boeing fits a “plug” to cover an emergency exit that the … Read more