Cowboys injuries: Micah Parsons set to miss Week 5 vs. Steelers, Demarcus Lawrence to be sidelined longer
The only other edge rushers on the roster are second-round pick Marshawn Kneeland, Chauncey Golston, Tyrus Wheat and practice-squad elevation Carl Lawson. Kneeland already has had a larger-than-expected role early in his rookie year, and will now be in for an even more expanded slate of snaps.