It's been a helluva couple years for Sprint -- new networks, new platforms, and new acquisitions have all been intermixed with a drawn-out recovery effort that's undoubtedly weighed heavy on the hearts and minds of staff at the company's dual headquarters in Kansas and Virginia.

ENGADGET: Sprint cutting up to 2,500 more employees from the payroll

The company, in a statement, said it will continue "an all-out effort" to get all 712 American planes and all 169 TWA planes outfitted with the reinforced doors by early November.

CNN: Some AA planes get stronger cockpit doors