KANSAS CITY, Mo. (Interstat) — The Denver Broncos clinched a postseason spot with a 20-13 victory over the Kansas City Chiefs on Thursday at GEHA Field at Arrowhead Stadium.

Quarterback Bo Nix led the Broncos, now 13-3, accounting for two touchdowns. He scrambled for a 9-yard score in the third quarter and connected with RJ Harvey on a 1-yard pass in the fourth. Denver’s defense held firm before an announced crowd of 73,045.

The Chiefs, falling to 6-10, scored their lone touchdown on a 5-yard pass from Chris Oladokun to Brashard Smith in the second quarter. Harrison Butker added two field goals. Linebacker Nick Bolton had an interception for Kansas City. Denver had entered the game as a 13.5-point underdog.