With Patrick Mahomes under center for his first regular-season start at home, Arrowhead Stadium is going to be rocking on Sunday. The Kansas City Chiefs will try to extend their record to 3-0 against the San Francisco 49ers.
Here are five things to keep an eye on during the game:
1. Can the offensive line continue to keep Patrick Mahomes clean?
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Going into the regular season, left guard Cam Erving was a question mark on the offensive line.