Sizing Up the Chiefs Defense for the Playoffs (Part Two)

What are the make (or break) elements of the Chiefs defense heading into the playoffs?

The Kansas City Chiefs start their quest toward their third-straight AFC Championship on Sunday against the Pittsburgh Steelers. While the focus will largely center on the Chiefs offensive output — and their ability to put up points against the AFC’s best throughout the playoffs — the defense remains one of the team’s biggest X-Factors.

After starting t…