Pittsburgh Steelers injured safety Troy Polamalu stands on the sidelines during the final minute of the Steelers' 27-3 win over the Carolina Panthers in an NFL football game in Pittsburgh, Thursday, Dec. 23, 2010. (AP Photo/Gene J. Puskar)

Photo by: Gene Puskar

Pittsburgh Steelers injured safety Troy Polamalu stands on the sidelines during the final minute of the Steelers' 27-3 win over the Carolina Panthers in an NFL football game in Pittsburgh, Thursday, Dec. 23, 2010. (AP Photo/Gene J. Puskar)