Giants’ turn to take a crack at slugging Rockies rookie Story

Giants’ turn to take a crack at slugging Rockies rookie Story DENVER - After Sunday's win against the Dodgers, Buster Posey was asked if he had begun looking at video of Rockies shortstop Trever Story, who stunned baseball by hitting seven home runs in his first six career games, including two in his major-league off Zack Greinke. Every time I look up at the TV I see him hit one. Troy Tulowitzki's success in Denver was a supplemental first-round draft pick in 2011, so he did not come from nowhere. [...] his opening-week power surge would have been eye-popping for anyone. Surprise or not, Giants pitcher will have to deal with a 23-year-old old who is attracting some heady comparisons. Story was named National League Player of the Week. Fellow rookie Tyler White won the American League honor. Giants homers: The Giants have reason to believe they can improve on the 136 home runs they hit in 2015, tied for fourth-fewest in the majors. Full seasons from Hunter Pence and Brandon Belt alone should boost that number. [...] could the natural maturation of younger hitters. The Giants displayed their potential when they hit 14 homers in the first week, second only to Colorado's 17. Henry Schulman is a San Francisco Chronicle staff writer. Tuesday starter Jeff Samardzija, seeking his first Giants win, has fared well in four games at Coors Field, the most recent in 2013.