Steelers' Polamalu re-injures left knee
PITTSBURGH -- Pittsburgh Steelers safety Troy Polamalu reinjured his left knee early in Sunday's game against Cincinnati and was undergoing tests as the Bengals' 18-12 victory ended.
Steelers coach Mike Tomlin said Polamalu was undergoing an MRI exam. Polamalu missed four games earlier with a torn medial collateral ligament in his left knee before returning Oct. 18 against Cleveland.
Polamalu apparently was injured tackling Cedric Benson during Cincinnati's opening possession, which ...
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