SAN FRANCISCO — As they walked off the field late Tuesday night, the Giants were met with a startling new reality. They now lead the National League Wild Card race.For the first time since May 10, the Giants do not hold the top spot the National League West. A club that once led the division by eight games, lost 4-3 to the Pirates at AT&T Park a few hours after the Dodgers blew out the Phillies. U.S. Navy Names Ship After Gay Rights Icon Harvey Milk A back-and-forth game was won by Jung Ho Kang's solo homer in the eighth, long after two right-handers departed with the same starting pitching line.Both hard-throwing starters ran into trouble early but limited the damage. Two singles and a fielding mistake by Jeff Samardzija put three on in the first, but a double play held the Pirates to one run. They opened the second with a pair of doubles, but Samardzija again kept the rally to one run. Ford to Launch Driverless Cars From Silicon Valley by 2021 The Giants got both their early runs off Jameson Taillon in the first. Denard Span and Angel Pagan opened the inning with singles and they cruised home when Buster Posey lined one into Triples Alley (he stopped at second).The...