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Troy Polamalu Officially Retired On This Day Six Years Ago
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Video: Epic Highlights Of Steelers Safety Troy Polamalu - Steelers
Steelers safety Troy Polamalu retires after 12 seasons
18 Photos & High Res Pictures - Getty Images
Steelers put Troy Polamalu on reserve/retired list - NBC Sports
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Pittsburgh Steelers safety Troy Polamalu retiring, report says
Steelers safety Troy Polamalu retires
Troy Polamalu Calling It Quits