Denver, CO (Sports Network) - Nolan Arenado hit the go-ahead single in the bottom of the sixth inning as the Colorado Rockies edged the Chicago Cubs, 4-3, in the rubber match of a three-game series at Coors Field.
With Edwin Jackson (6-11) pitching and the game tied at 2-2, Gonzalez drew a two-out walk and stole second base. Next was Michael Cuddyer, who was also walked. Gonzalez scored on Arenado's base hit to center and Cuddyer scored on a throwing error by center fielder Junior Lake.
Colorado starter Tyler Chatwood (6-3) gave up two runs -- one earned -- on seven hits and four walks over six innings. Rex Brothers allowed one run in the ninth but notched his fifth save.
Anthony Rizzo had a home run while Alfonso Soriano and Darwin Barney drove in one run apiece for the Cubs, who were 0-for-9 with runners in scoring position.
Jackson surrendered four runs -- three earned -- on five hits and a pair of walks in seven frames.