"The undefeated thing was cool," Mahomes said after the Chiefs took their first loss of the season 30-21 against the Buffalo Bills on Sunday. "But that's not our ultimate goal." The Chiefs won their first nine games but were hardly dominant along the way.

The first half of the Kansas City Chiefs and Buffalo Bills has certainly lived up to the hype, as the Bills hold a slim 16-14 lead at halftime in a game that saw five lead changes in the first 30 minutes.