CEO Kelly Ortberg has a four-point plan to improve Boeing. Ending the strike is a start, but analysts say it will take time to ramp up production.

After striking for almost two months, workers will return to factory floors in the Pacific Northwest, but must ensure safety procedures are followed as it begins building 737 jetliners.

Boeing says it will be several weeks before it fully resumes building passenger planes, as factory workers return following a strike that lasted nearly two months