Steelers' Polamalu retires after storied career
Pittsburgh Steelers safety Troy Polamalu retires after 12 seasons
Veteran Steelers safety Troy Polamalu retires from NFL, Local Sports
Facing Being Released Steelers Legendary Safety Troy Polamalu Recalls 'Tough Conversation' With Steelers Brass
Troy Polamalu makes Hall of Fame on his first try
Steelers safety Troy Polamalu (sort of) beats Ed Reed to retirement
Steelers four-time All-Pro Polamalu retires
Troy Polamalu, American Football Wiki
Steelers safety, 8-time Pro Bowler Troy Polamalu retires