Steelers SS Troy Polamalu suffered a left knee injury during the second quarter, and has been ruled out for the second half. A Titans player landed awkwardly on his knee after a blocked field goal in the second quarter. Polamalu went into the locker room with just over a minute left in the half, skipping the Steelers' final defensive drive, and walked slowly up a staircase in the tunnel. Source: NFL.com
Yep...hopefully it's not too bad...he did split the cover with Fitz...he should absorb some injury...lol.