Speed is always good when it’s going in the right direction, and the Cowboys have plenty of it. But what does that mean, and how do they use it to attack the Eagles’ potent offense? Can they use the stunt to get Micah Parsons one-on-one battles in the pass rush? Plus, A.J. Brown will be the toughest receiver they’ve faced, but is it the run game that really needs to be shut down?