I missed the whole game but noticed in the KC scouting report, should this not be a penalty on Hunt?

https://youtu.be/t0nkLdigJO0?t=437

Playing Rule Article 8: It is a foul if a player lowers his head to initiate and make contact with his helmet against an opponent. The player may be disqualified. Applies to any player anywhere on the field. The player may be disqualified.

— Brian McCarthy (@NFLprguy) March 27, 2018