Jorge De La Rosa held the Dodgers scoreless on two hits in 7 1/3 innings before leaving with an apparent left groin injury, and Carlos Gonzalez, Daniel Descalso and Nolan Arenado homered as the Rockies ended Zack Greinke's career-best win streak at 10 games and beat the Dodgers, 2-0, at Dodger Stadium on Saturday night.