Gregory Polanco and Andrew McCutchen homered, and a late Cubs rally fell short.
Dan Haren opposes Jeff Locke tonight at PNC Park.
Jake Arrieta pitched seven strong innings, and Anthony Rizzo tied a career-high with four hits.
Jake Arrieta opposes J.A. Happ tonight at PNC Park.
The makeup date will be announced later.
Jon Lester opposes Francisco Liriano tonight at PNC Park.
Jake Petricka (1-2) took the loss in relief of starter Jeff Samardzija, who allowed two runs and 10 hits in seven innings.
Gerrit Cole opposes Jeff Samardzija tonight at U.S. Cellular Field.
Jeff Locke allowed just two runs in six innings, and Jung Ho Kang hit a two-run home run.
Jeff Locke opposes John Danks tonight at U.S. Cellular Field.
Charlie Morton pitched seven innings to remain unbeaten since returning from hip surgery.
Jose Quintana opposes Charlie Morton tonight at PNC Park.
Francisco Liriano allowed two singles in eight dominant innings.
Carlos Rodon opposes Francisco Liriano tonight at PNC Park.
A.J. Burnett tossed seven scoreless innings.
Jon Lester outpitched Gerrit Cole with seven gutsy innings, and the Chicago Cubs beat the Pittsburgh Pirates 4-1 on Saturday for their sixth straight win.
Pittsburgh right fielder Gregory Polanco tripped and fell while trying to catch an easy fly, and the ball dropped for the game-winning RBI single.
Jeff Locke opposes Kyle Hendricks this afternoon at Wrigley Field.
Gerrit Cole allowed three hits over six innings, and Andrew McCutchen had a two-run triple.
Gerrit Cole opposes Kyle Hendricks tonight at Wrigley Field.