Kershaw (20-5) allowed six hits and one run in 7 1-3 innings, walked two and struck out six to go 5-0 against the Giants this season — the first Dodger to do so since Vic Lombardi in 1946.

Four of the wins came against Tim Lincecum, with Kershaw allowing one earned run in those games. That came on an eighth-inning homer by Chris Stewart .

Javy Guerra pitched the ninth to earn his 19th save in 20 chances.

Lincecum (13-13) extended his career-high loss total, giving up two runs and eight hits in seven innings.

The loss ended the Giants’ eight-game winning streak and dropped them another game behind Atlanta and St. Louis in the NL wild-card race.

In Phoenix, Charlie Morton threw six scoreless innings and Pittsburgh slowed Arizona’s drive toward the NL West title.

Any combination of three Arizona victories or San Francisco losses and the Diamondbacks will dethrone the Giants as division champions.

Derrek Lee hit a two-run homer in the eighth for the Pirates and Pedro Alvarez had a solo shot in the second.

In Philadelphia, Ross Detwiler outpitched Cliff Lee by tossing 7 1-3 impressive innings in the second game and Washington swept a day-night doubleheader from the NL East champions.

In the opener, Tommy Milone threw six scoreless innings and pinch-hitter Ryan Zimmerman delivered an RBI single in the 10th to lift the Nationals to a 4-3 victory.

Detwiler (3-5) allowed three hits in his longest career outing. The left-hander earned his first road win after going 0-9 in his first 12 starts away from home.

Lee (16-8) gave up three runs — two earned — and 11 hits, striking out nine in seven innings. It was his first loss since July 25.

The Phillies have lost four straight since clinching their fifth consecutive division crown. The Nationals have won nine of 12.

Drew Storen finished off the three-hitter for his second save of the day and 40th this season.

Danny Espinosa hit his 20th homer for the Nationals.

Milone allowed four hits, struck out two and walked none.

Pinch-hitter Michael Morse sparked Washington’s winning rally with a two-out walk in the 10th.

In Miami, rookie Randall Delgado pitched five innings for his first major-league win and Atlanta put the brakes on their recent skid.

The Braves still lead St. Louis by 2 1/2 games in the NL wild-card race after blowing a ninth-inning lead to lose Monday. The margin was 10 1/2 games on Aug. 25.

Delgado (1-1), making his sixth career start, pitched around five hits and lowered his ERA to 2.70. Cristhian Martinez and Anthony Vavaro both retired six consecutive batters to complete the 16th shutout for the Braves, which ties for third-most in the majors.

In Chicago, Shaun Marcum threw eight strong innings and Milwaukee moved a step closer to the NL Central title.

Marcum (13-7) allowed five hits and one run and struck out seven. He doubled and scored during Milwaukee’s four-run third inning.

Rickie Weeks drove in two runs and Nyjer Morgan reached base three times, stole a base and scored two runs to help the Brewers reach 91 wins for the first time since 1992.

Milwaukee needs a combination of three wins or St. Louis losses to clinch the division. The Cardinals beat the Mets 11-6 on Tuesday night.

In Cincinnati, Homer Bailey shut Houston down again and came up with a career-high three hits and Devin Mesoraco homered to help Cincinnati snap a four-game losing streak.

Brandon Phillips also homered while Jay Bruce had three hits and Dave Sappelt and Juan Francisco each added two hits for the Reds.

Bailey (9-7), who went into the game 3-0 with a 0.86 ERA in three starts against the Astros this season, set a career-high in wins while allowing six hits and two runs in seven innings.

In St. Louis, pinch-hitter Ryan Theriot hit a a go-ahead double with the bases loaded in the seventh inning for St. Louis.

Albert Pujols went 4 for 5 to push his batting average to a season-high .304. It was the 36th four-hit game of his career and seventh of the season.

The Cardinals’ 11th win in 13 games kept them 2 1/2 behind Atlanta in the wild-card chase.

In Denver,  Mat Latos tossed 8 2-3 shutout innings and Orlando Hudson had two hits for San Diego.

Latos (8-14) got just his third win since June 27 despite stringing together 10 straight quality starts. He struck out a season-high nine and came within a pitch of his second career complete game.

Eric Young Jr. had two hits for Colorado, which has lost six straight.

The Padres didn’t need much offense against Rockies starter Jhoulys Chacin to win for the fourth time in the last five games. Jason Bartlett scored on Hudson’s single in the first to make it 1-0, and Hudson and Jeremy Hermida hit consecutive doubles in the sixth to make it 2-0.