Cubs 6, Pirates 2

Cubs players celebrate after defeating the Pittsburgh Pirates 6-2.   (Armando L. Sanchez / Chicago Tribune)

Starlin Castro celebrates with teammates after defeating the Pittsburgh Pirates 6-2.   (Armando L. Sanchez / Chicago Tribune)

Jason Motte pitches during the ninth inning.   (Armando L. Sanchez / Chicago Tribune)

Dexter Fowler makes a catch during the ninth inning.   (Armando L. Sanchez / Chicago Tribune)

Pirates second baseman Neil Walker tags out Starlin Castro after he tried to steal second during the eighth inning.   (Armando L. Sanchez / Chicago Tribune)

Starlin Castro after he hit a single during the eighth inning.

Starlin Castro hits a single during the eighth inning.   (Armando L. Sanchez / Chicago Tribune)

Jorge Soler avoids getting hit and is walked during the sixth inning.   (Armando L. Sanchez / Chicago Tribune)

After an umpire’s call is reversed, Kris Bryant tags out Pirates right fielder Corey Hart during the sixth inning.

Starlin Castro throws to first base during the sixth inning.   (Armando L. Sanchez / Chicago Tribune)

Pirates catcher Francisco Cervelli misses a foul ball from Travis Wood during the fifth inning.

Kris Bryant steals third base during the fourth inning.   (Armando L. Sanchez / Chicago Tribune)

Kris Bryant hits an RBI single during the fourth inning.   (Armando L. Sanchez / Chicago Tribune)

Pirates catcher Francisco Cervelli tags out Dexter Fowler at home plate during the fourth inning.   (Armando L. Sanchez / Chicago Tribune)

Jorge Soler hits a single during the fourth inning.   (Armando L. Sanchez / Chicago Tribune)

Dexter Fowler steals third base during the fourth inning.

Anthony Rizzo gets walked during the fourth inning.   (Armando L. Sanchez / Chicago Tribune)

Dexter Fowler hits a single during the fourth inning.   (Armando L. Sanchez / Chicago Tribune)

Addison Russell throws the ball to first base during the fourth inning.

Addison Russell and Junior Lake walk back to the bench during the second inning.

Addison Russell slides under Junior Lake after they are brought in by Dexter Fowler (during the second inning.   (Armando L. Sanchez / Chicago Tribune)

Dexter Fowler hits a double RBI single during the second inning.   (Armando L. Sanchez / Chicago Tribune)

Addison Russell rounds first after hitting an RBI double during the second inning.   (Armando L. Sanchez / Chicago Tribune)

Starlin Castro hits a single during the second inning.   (Armando L. Sanchez / Chicago Tribune)

Dexter Fowler gets tagged out by Pirates third baseman Josh Harrison while trying to steal second during the first inning.   (Armando L. Sanchez / Chicago Tribune)

Dexter Fowler hits a single during the first inning.   (Armando L. Sanchez / Chicago Tribune)

Travis Wood pitches during the first inning.   (Armando L. Sanchez / Chicago Tribune)

Former NFL quarterbacks Kurt Warner and Michael Irvin walk to the pitcher’s mound to throw out the first pitch.   (Armando L. Sanchez / Chicago Tribune)

A pigeon looks for food in the bleachers before the game.   (Armando L. Sanchez / Chicago Tribune)

Gene Schiltz, 58, walks to his seat before the game.   (Armando L. Sanchez / Chicago Tribune)

Guest service ambassadors clean seats before the game.   (Armando L. Sanchez / Chicago Tribune)

Pirates players stretch while warming up before the game.   (Armando L. Sanchez / Chicago Tribune)