CHICAGO, IL - JUNE 25: Edwin Jackson #36 of the Chicago Cubs pitches during the game against the Los Angeles Dodgers at Wrigley Field on June 25, 2015 in Chicago, Illinois. The Dodgers defeated the Cubs 4-0. (Photo by Joe Robbins/Getty Images)
CHICAGO, IL - JUNE 25: Edwin Jackson #36 of the Chicago Cubs pitches during the game against the Los Angeles Dodgers at Wrigley Field on June 25, 2015 in Chicago, Illinois. The Dodgers defeated the Cubs 4-0. (Photo by Joe Robbins/Getty Images)