Video: Five things to know when the 49ers play the Bengals

The Sacramento Bee's Matt Barrows lays out five key factors that could influence the NFL game between the San Francisco 49ers and Cincinnati Bengals at Levi's Stadium on Sunday, Dec. 20, 2015.
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The Sacramento Bee's Matt Barrows lays out five key factors that could influence the NFL game between the San Francisco 49ers and Cincinnati Bengals at Levi's Stadium on Sunday, Dec. 20, 2015.

49ers pregame: Torrey Smith active; Aaron Lynch is not

December 20, 2015 12:07 PM