The Dallas Cowboys will hire Mike Zimmer as defensive coordinator to replace Dan Quinn. 

Zimmer was a Cowboys' assistant coach from 1994-2006, starting as a defensive assistant, moving to defensive backs in 1995, the last year Dallas won a Super Bowl, and serving as the coordinator from 2000-06 under two different head coaches, Dave Campo (2000-02) and Bill Parcells (2003-06).

Zimmer was head coach of the Minnesota Vikings from 2014 until 2021.