What happened: Trent Williams carried a long history against Dallas into Sunday's game with the Cowboys. Williams began his career in the NFC East with Washington before being traded to San Francisco.

Why it matters: Williams is expected to play despite dealing with an injury designation heading into the game. The veteran tackle anchors an offensive line preparing for an important road test against Dallas.

What to watch: The San Francisco 49ers face the Dallas Cowboys with kickoff set for Sun Nov 15, 4:25 PM ET.