SAN FRANCISCO (AP) — Madison Bumgarner pitched a five-hitter and Brandon Belt had three hits and three RBIs, leading the San Francisco Giants to a 6-1 win over the Washington Nationals on Tuesday night in a matchup between NL division leaders. Bumgarner (13-7) struck out six and walked one in his second complete game this season. Hunter Pence and Marco Scutaro, both acquired before the July trade deadline, each added three hits for the Giants, who have won three of four at home after losing eight of nine. Pablo Sandoval, in his first start since coming off the disabled list Monday, Angel Pagan and Brandon Crawford also drove in runs. Adam LaRoche drove in a run for the Nationals, who have won 11 of last 14.