Game time: 7:05 p.m.
TV/Radio: NESN / WEEI.
Red Sox vs. Chen: Pedroia 9-16, Middlebrooks 6-14, Gomes 2-11, Ortiz 2-10, Ellsbury 3-10, Victorino 4-7, Napoli 3-8, Ross 1-7, Nava 2-5, Drew 1-4, Salty 2-5, Berry 1-4, Lavarnway 1-3, Snyder 0-3.
Orioles vs. Lester: Markakis 14-63, Jones 15-50, Roberts 9-43, Wieters 14-42, Hardy 6-24, Davis 3-22, Valencia 4-14, Casilla 0-8, Pearce 0-6, McLouth 0-6, Johnson 2-3, Morse 0-3, Snyder 0-3.
Stat of the Day: The Sox have 1,291 strikeouts, a franchise record. But six other teams have more strikeouts this season. The Astros lead the majors with a record 1,510.
Notes: The Sox are two games up on the Athletics in the race for best record in the American League with two games to play. Either a Red Sox win or an Athletics loss at Seattle gives the Sox home field advantage throughout the playoffs and a Division Series matchup against the wild card card winner starting on Friday. ... Lester is 7-2, 2.29 in 12 starts since the All-Star break. Lester is 15-3, 2.80 in 24 career starts against the Orioles but 1-3, 4.13 in his last four. ... Chen 2-2, 5.08 in six career starts against the Sox, 0-2, 8.04 in three starts this season. ... Napoli is 17 of 50 (.340) with 11 extra-base hits and 15 RBIs in his last 17 games. ... Drew is 14 of 43 (.326)with 10 extra-base hits in his last 12 games. ... The Sox haven't won 98 games since 2004. Only five teams in franchise history have won 98 or more games. ... The Sox are 8-9 against the Orioles with two games left. ... The Sox are 17-7 in September.
Song of the Day: "We Take Care of Our Own" by Bruce Springsteen and the E Street Band.