The Tennessee Titans face the San Francisco 49ers on Dec. 14. The 49ers added star RB Christian McCaffrey to the injury report (back) before the game.

The Niners are coming off a win over the Arizona Cardinals in which the offense looked full-strength with Brock Purdy and Ricky Pearsall back as Christian McCaffrey shone as a receiver.

The 49ers are didn't overwhelm the Titans in the first half, but they do lead 17-10 at halftime. San Francisco outgained Tennessee 179 to 173. Brock Purdy has completed 10 of 15 passes for 135 yards and a touchdown.