Nolan Arenado had four hits and four RBIs, leading Chad Bettis and the Colorado Rockies to an 11-2 victory over the San Francisco Giants on Sunday. Troy Tulowitzki and Nick Hundley each drove in two runs as Rockies earned a split of the rain-soaked, four-game series. Bettis (1-0) was nearly unhittable until the ninth inning.