Pirates pregame: Francisco Liriano vs. Jon Lester

LHP Jon Lester (Nam Y. Huh/AP)

Game: Pirates (61-43) vs. Cubs (57-47)

Time: 7:05 p.m.

Site: PNC Park

TV, radio: ROOT Sports, KDKA-FM 93.7

Weather: 73 and partly sunny

Pirates

1. Gregory Polanco RF

2. Starling Marte LF

3. Andrew McCutchen CF

4. Aramis Ramirez 3B

5. Jung Ho Kang SS

6. Francisco Cervelli C

7. Michael Morse 1B

8. Sean Rodriguez 2B

9. Francisco Liriano LHP

Cubs

1. Dexter Fowler CF

2. Chris Denorfia LF

3. Kris Bryant 3B

4. Anthony Rizzo 1B

5. Jorge Soler RF

6. Starlin Castro SS

7. David Ross C

8. Jon Lester LHP

9. Addison Russell 2B

 • Michael Morse getting the start at first in his first day as a Pirate. He was acquired from the Los Angeles Dodgers at the trade deadline in exhange for Joe Tabata and is expected to start against most left-handers.

• Jon Lester getting the start for the Cubs. He is 6-8 with a 3.26 ERA this season, his first with the Cubs, but he had a 1.66 ERA in six July starts, spanning 43 1/3 innings.