Patriots sign running back Ezekiel Elliott to one-year deal

Elliott participated in warmups and walkthroughs but not full team drills in his first practice.
Teammates expressed excitement about the addition of the former Cowboys star.
Coach Belichick is introducing Elliott to the Patriots' offensive system and playbook.
Elliott joins a talented Patriots backfield including Damien Harris and Rhamondre Stevenson.
The Patriots held a joint practice session with the Green Bay Packers.