Zack Greinke smiled wider each time he looked at the scoreboard at AT&T Park. Four runs of support in the first inning, four more in the second and another four-spot in the sixth -- highlighted by Greinke's first home run of the season. Greinke (15-8) pitched six scoreless innings and hit his fourth career home run, and the Los Angeles Dodgers romped past the San Francisco Giants 17-0 on Saturday night to build on their lead in the NL West. Read more http://scores.espn.go.com/mlb/recap...s=los-angeles-dodgers-vs-san-francisco-giants