Music at Heinz Field has John Harbaugh upset

Ravens coach John Harbaugh knows the rivalry with the Steelers is tough. But Harbaugh thinks that in one respect, the Steelers crossed the line on Sunday. Specifically, Harbaugh is upset that the staff at Heinz Field played music designed to hurt Joe Flacco’s feelings. According to Kevin Van Valkenburg of the Baltimore Sun, the Heinz…