Big Ben's status uncertain with shoulder sprain
Veteran backup Byron Leftwich filled in and completed 7 of 14 passes for 73 yards.
Tomlin said safety Troy Polamalu remains doubtful with a right calf injury. Polamalu hasn't played since a win over Philadelphia on Oct. 7.
In other NFL news:
- The Atlanta Falcons placed tight end Tommy Gallarda on injured reserve and signed wide receiver Tim Toone and tight end Chase Coffman to their active roster. The moves came a day after Atlanta released defensive end Ray Edwards.
- Tampa Bay linebacker Quincy Black will miss the remainder of the season after injuring his neck making a tackle.
- With Jay Cutler's status uncertain, the Chicago Bears have signed veteran backup quarterback Josh McCown.
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