Cook (head) is back in Saturday's AFC divisional-round game against Houston after being evaluated for a possible concussion, Matt Derrick of ChiefsDigest.com reports.

EDGE Analysis

Cook was pulled from the game in the first quarter after making a tackle and was then evaluated for a possible concussion. However, he has since come back into the contest. Jaden Hicks had entered while Cook was out and will now return to a rotational role.