Cowboys formally hire Mike Zimmer as their new defensive coordinator | Undisputed

Skip Bayless, Richard Sherman and Keyshawn Johnson discuss the Dallas Cowboys. The Undisputed cast react to news the Cowboys have formally hired Mike Zimmer as their new defensive coordinator, replacing Dan Quinn. Reports surfaced former NY Jets head coach Rex Ryan was in the running for the position, which prompted the Undisputed cast to decide if Dallas made the right move.

National Football League Dallas Cowboys Richard Sherman Keyshawn Johnson Skip Bayless Undisputed