Steelers Coach Mike Munchak Flagged For Pulling Bengals Player’s Dreads (Video)

The bad blood between the Pittsburgh Steelers and Cincinnati Bengals isn’t limited to the players on the field.

During the AFC North rivals’ wild-card playoff matchup Saturday night, Steelers offensive line coach Mike Munchak earned his team an unsportsmanlike conduct penalty after getting into it with Bengals safety Reggie Nelson.

What caused the simple sideline exchange to escalate? This, probably:

Not cool, Coach.