If the Cowboys are going to make a run, they’re going to have to do it without their leading tackler.
Carter needs surgery to repair a dislocated elbow suffered in Thursday’s loss to the Redskins. They’re going to fill his roster spot by signing veteran Brady Poppinga.
Cornerback Orlando Scandrick had surgery on a broken hand last Friday, but remains on the roster.
The Cowboys have also signed wide receiver Anthony Armstrong, to replace Andre Holmes, who was released.