» Last meeting: In a 2007 AFC Divisional Playoff Game, the Chargers' defense dominated in a 17-6 win over the Titans.
» Streaks: San Diego has won the last six matchups to extend its overall series lead to 23-16-1, including the playoffs.
» Last week: A 52-yard field goal by Nate Kaeding lifted the Chargers over the Bengals, 27-24. ... The Titans knocked off the visiting Dolphins in overtime, 27-24.
Keep your eye on ...
Darren Sproles' playmaking ability: It was at this time last year that Sproles really made his presence known. After being a steady contributor throughout the 2008 season, Sproles erupted for 181 yards from scrimmage and three touchdowns over the final two games of last season. He has had his moments this year, but has yet to have a breakout game. Will he explode again down the stretch?
Vince Young's improvement: Tennessee's quarterback has gone from forgotten backup to potential franchise savior in two months. He has played like one of the better signal callers in the league since taking over the starting job from Kerry Collins in Week 8, and he will need to bring it against Philip Rivers and the Chargers, who have won nine straight.
Did you know?
The Chargers have won an NFL-record 17 consecutive December games. ... San Diego can clinch a playoff bye with a win. ... CJ2K (Chris Johnson) needs 336 rushing yards in the last two weeks to break Eric Dickerson's record of 2,105 in a season. ... The Titans have a chance to become the first team in league history to start 0-6 and make the playoffs. ... Get an updated look at the postseason picture.