Patrick Mahomes threw two touchdown passes before leaving with an ankle injury, Xavier Worthy ran for a score and the Kansas City Chiefs finally didn't have to sweat out the final minutes with a 21-7 victory over the mistake-prone Cleveland Browns.

The 12-1 Kansas City Chiefs visit Cleveland on Sunday to face the Browns. The Chiefs hold a two-game lead over Buffalo for the AFC’s top seed — Buffalo has the head-to-head tiebreaker, so it’s still a close race — while the Browns are trying to play spoiler now that they are officially eliminated from the playoffs.