As the pennant races continue, Big League Stew is there to take a closer look at some of the biggest series down the stretch. Los Angeles Dodgers at San Francisco Giants The situation : The two NL West rivals are getting together for their second-to-last series of the season, a three-game set at AT&T Park that holds huge implications for a playoff spot. While the Dodgers don't need a sweep to stay relevant in the race, they can't be swept themselves or probably even lose two of three. The Giants hold a 4.5-game lead in the division entering the series and Baseball Prospectus pegs their odds of winning the NL West at 90.8 percent. The Dodgers, who also trail the Cardinals for the second NL wild card spot by 1.5-games, have an 8.8 percent chance of winning the division and 9.8 percent chance of making the postseason via wild card. Previously on: The Giants lead the season series 7-5 after sweeping a three-game series at Dodger Stadium last month. What's left : The two teams will finish their regular season with a three-game series at Dodger Stadium that starts October 1. For starters : Josh Beckett (1-1, 2.92) and Tim Lincecum will kick things off on Friday in a battle of starters...