Rivers and Roethlisberger on a roll as they renew rivalry

FILE - In this Dec. 9, 2012, file photo, Pittsburgh Steelers quarterback Ben Roethlisberger (7) talks with San Diego Chargers quarterback Philip Rivers (17) after the Chargers won 34-24 in an NFL football game in Pittsburgh. The scoreboard might explode at Heinz Field as Class of 2004 QBs Philip Rivers and Ben Roethlisberger light it up on Sunday. (AP Photo/Gene J. Puskar, File)

COSTA MESA, Calif. — The Chargers’ Philip Rivers and Pittsburgh’s Ben Roethlisberger are playing some of the best football of their 15-year careers.