CHICAGO, IL - JULY 29: Jon Lester #34 of the Chicago Cubs pitches against the Colorado Rockies on July 29, 2015 at Wrigley Field in Chicago, Illinois. (Photo by David Banks/Getty Images)
CHICAGO, IL - JULY 29: Jon Lester #34 of the Chicago Cubs pitches against the Colorado Rockies on July 29, 2015 at Wrigley Field in Chicago, Illinois. (Photo by David Banks/Getty Images)