By Larry Fine SAN FRANCISCO - San Francisco Giants fans, once in love with home runs and Barry Bonds, will be cheering a selfless, grinding club chasing their third title in five years when the World Series resumes at AT&T Park on Friday. The Giants and Royals split the first two games of the best-of-seven championship series in Kansas City with the next three to be played in a rocking stadium that the host team says has been sold out for the last 330 games. ...