5 things we learned as the Chiefs beat the Broncos

The Kansas City Chiefs improved to 8-4 on the season with a 22-9 win over the Denver Broncos on Sunday Night Football at Arrowhead Stadium.

Here are five things we learned.

1. The Chiefs’ defense started from the bottom — and now it’s here

In October, Kansas City’s defense was still trending toward a historically bad season. You could play statistics roulette and dependably land on a figure that would convince you this unit was doomed.