Tommy Kahnle and four relievers combined for two-hit ball over six innings after Brett Anderson was injured, leading the Colorado Rockies to a 1-0 victory over Matt Cain and the San Francisco Giants on Saturday.Colorado Rockies' Charlie Blackmon (19) steals third base next to San Francisco Giants third baseman Pablo Sandoval during the third inning of a baseball game on Saturday, April 12, 2014, in San Francisco.Colorado Rockies' Charlie Blackmon (19) scores past San Francisco Giants catcher Hector Sanchez, right, on a sacrifice fly hit by Troy Tulowitzki during the third inning of a baseball game on Saturday, April 12, 2014, in San Francisco.Colorado Rockies shortstop Troy Tulowitzki makes an off-balance throw to put out San Francisco Giants' Buster Posey at first base during the seventh inning of a baseball game on Saturday, April 12, 2014, in San Francisco.Colorado Rockies starting pitcher Brett Anderson throws to the San Francisco Giants during the first inning of a baseball game on Saturday, April 12, 2014, in San Francisco.