The Minnesota Vikings had a linebacker run into a referee on Sunday. The NFL investigated the play and the response.

Check out top the plays from Week 4, featuring the season's first game in London and a showdown of unbeatens in the late afternoon.

Mahomes continues to chase Brady, while Kenneth Walker III is off to a historic start. Here are the numbers that defined NFL Week 4.

The NFL is looking into an unusual exchange between referee Adrian Hill and Vikings linebacker Eric Wilson that took place in Minnesota's 15-10 victory over the Dolphins, ESPN's Adam Schefter reported Sunday night.

The NFL says it's reviewing the sideline incident between Cardinals TE Trey McBride and line judge Jeff Seeman.

It was a tough Week 4 for the three former Oregon Ducks quarterbacks in the NFL.

CHICAGO -- Supersized professional football players are prone to high blood pressure, but they fare better on some other health measures than more average-sized men, new NFL-sponsored research shows.

San Francisco 49ers QB Brock Purdy faced adversity vs. the Denver Broncos, and overcoming it helps his chances to be the NFL MVP.