Steelers, Troy Polamalu agree to four-year deal

Troy Polamalu will be a Steeler for at least four more years. The Steelers and Polamalu have agreed to a four-year deal that will keep him in Pittsburgh through the 2014 season. Despite reports that a deal between Polamalu and the Steelers wouldn’t happen until after the 2011 season, in recent days both sides decided…