The shortstop broke a 3-3 tie with two outs in the top of the ninth.

Chad Tracy had two hits and one RBI.

A run scored on a second inning double play ground out by starter Doug Davis and one scored on Willy Taveras' seventh inning fielding error for the Diamondbacks, who have won five of six.

The winning pitcher was reliever Tony Pena (3-2).

Chad Qualls earned his sixth save after pitching a scoreless ninth.

Colorado's Jeff Baker hit an RBI single in the fourth and a solo homer in the sixth.

Garrett Atkins knocked in a run, while Troy Tulowitzki added three hits and scored twice for the Rockies, whose three-game winning streak ended.

The losing pitcher was closer Brian Fuentes (1-5).

Arizona left six runners on base and the Rockies stranded eight baserunners.