Steelers at Texans

Pittsburgh Steelers strong safety Troy Polamalu (43) tackles Houston Texans running back Arian Foster (23) in the second half at Reliant Stadium.

( Troy Taormina/US Presswire )

Pittsburgh Steelers strong safety Troy Polamalu (43) tackles Houston Texans running back Arian Foster (23) in the second half at Reliant Stadium.

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