Pittsburgh Steelers: Though beating a hated rival and seeing RB Jerome Bettis rush for over 100 yards in the process were reasons to celebrate Sunday, there was some concern on the part of the Steelers. S Troy Polamalu, who the team selected in the first round of this year's draft, left the game with a head injury and did not return. Coach Bill Cowher was not sure of the extent of the injury, but told the Pittsburgh Post-Gazette the rookie "got dinged a little bit" by a blow to the head. The concern stems from the fact that Polamalu had four concussions while playing at the University of Southern California, and successive concussions could possibly jeopardize his career.
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