Ben Roethlisberger injury: Pittsburgh Steelers quarterback leaves game with knee injury

The Pittsburgh Steelers suffered a big blow Sunday when quarterback Ben Roethlisberger was carted off the field with leg injury in the third quarter of the

The Pittsburgh Steelers suffered a big blow Sunday when quarterback Ben Roethlisberger was carted off the field with leg injury in the third quarter of the team's game against the St. Louis Rams.