Mostert led the 49ers in rushing this season with 772 yards and provided the signature performance of his career on the big stage of the NFC championship game when he ran for 220 yards and four touchdowns in a 37-20 win over Green Bay on Sunday that sent the Niners to the Super Bowl.
The two-time NFL rushing champion is back with the Cowboys thanks to a new $90 million, six-year extension that makes Elliott the highest-paid player at his position — and just in time for the regular season. Dallas hosts the New York Giants on Sunday.
Derwin James underwent successful surgery today to address a stress fracture of the fifth metatarsal in his right foot.
Donald Penn acknowledged being a big rusty when he got his first game action in more than nine months at an unfamiliar position. He was beaten for a sack on the opening drive for the Oakland Raiders and allowed a few other pressures in his first NFL start at right tackle after 170 games and three Pro Bowl selections on the left side.