Talks between Boeing Co. and its largest union to end a strike have collapsed for a third time, extending a shutdown to the ...

FILE PHOTO: A strike sign hangs from a post near a Boeing sign as Boeing factory workers and supporters gather on a picket ...

"Unfortunately, the union did not seriously consider our proposals," Boeing Commercial Airplanes head Stephanie Pope said in a note to the employees, calling the union's demands "non-negotiable".

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An email sent to Boeing employees in Washington state and Oregon by the chief operating officer provided an update on strike ...