Patrick Mahomes returned from knee surgery as the Kansas City Chiefs routed the Denver Broncos 31-10 on Monday night. <p>Mahomes threw for 184 yards and two scores and added a rushing touchdown, while Kenneth Walker III ran for 173 yards and two touchdowns on his debut, the most by a Chief since Jamaal Charles in 2012. <p>Bo Nix managed just 131 yards and an interception for the Broncos, who managed 176 total yards despite acquiring Jaylen Waddle in a trade with Miami. <p>The result snapped a three-game skid for Kansas City against Denver and ended the Broncos' run as AFC West champions.</p>