Marvin Lewis wishes Dan Dierdorf would learn the rules

During Sunday’s Bengals-Ravens game, Baltimore linebacker Terrell Suggs pulled down Cincinnati quarterback Andy Dalton by the inside of the back of the shoulder pads, and Dan Dierdorf, calling the game for CBS, said a penalty should have been called. “That is a horse collar,” Dierdorf said. “He started with his hand in the shoulder pads…