Cowboys coach Brian Schottenheimer has two vets in Matt Eberflus as the defensive coordinator and Nick Sorensen as the special-teams coordinator ... and now he's got a guy considered to be an up-and-comer in Cardinals offensive line coach Klayton Adams.

The Dallas Cowboys stayed in-house for their new head coach, promoting Brian Schottenheimer as Mike McCarthy's successor. They're welcoming a former head coach from outside the building to aid Schottenheimer,

The former Cowboys fullback also discussed a ‘very challenging’ aspect Schottenheimer will face as a first-time head coach.