December 7, 2003 - The 7-5 Broncos hosted the 11-1 Kansas City Chiefs. Sophomore running back Clinton Portis, after having gained 141 yards on 23 carries (a 6.13 yard per carry average) with a touchdown in the first meeting of these two teams, completely torched the Kansas City defense in this second meeting. Portis rushed 22 times for 218 yards (a 9.91 yard per carry average) and scored 5 touchdowns. Denver won the game 45-27.
His first touchdown came on the Broncos' first possession of the game. Portis rushed 5 times for 18 yards and scored on an 11-yard run. The second came on Denver's second possession of the game. He gained 12 yards on 4 runs and scored from 1 yard out. It was in the second half that portis broke free. On the Broncos' second possession of that half, Portis broke free for a 59 yard touchdown run on the first play from scrimmage. Denver's third possession of the second half saw him gain 49 yards on 5 carries that was capped by a 28 yard touchdown run. Portis' fifth touchdown of the game came on a 53-yard run in the fourth quarter.