NFL: Trent Williams wasn't ejected because we couldn't determine he used a closed fist - NBC Sports
49ers News: Trent Williams appreciation post - Niners Nation
49ers' Trent Williams aiming to play until age 40
Tensions flare pregame between Cowboys and 49ers' Trent Williams, Deebo Samuel
49ers re-sign Trent Williams, expected to add Alex Mack to o-line
Meet the 49ers' potential Trent Williams replacement, who models game after familiar names – KNBR
A winning culture. The 49ers have it. Washington doesn't. Take it from Trent Williams
49ers LT Trent Williams Active For Wild-Card Game At Cowboys - CBS Texas
NFL free agency: 49ers OL Trent Williams will be in demand
The 49ers turn their attention to showdown against the Cowboys after winning their 4th straight
Trent Williams, National Football League, News, Scores, Highlights, Stats, and Rumors
Here's how Trent Williams, 49ers coaches interrupted Cowboys' kicking warmups