KANSAS CITY, Mo. -- The Kansas City Chiefs headed to the Bay in week seven, looking to stay undefeated as they face the San Francisco 49ers in a Super Bowl rematch. End Zone Extra: Get the top Chiefs news and insider features all season long The Chiefs continued their success against the 49ers; they've now beaten them five straight times including postseason games. The game saw the longest run of Patrick Mahomes career, another great game for Mecole Hardman against San Francisco and much more. Here's how the Chiefs moved to 6-0: