Red Sox 4, Giants 0
BOSTON — David Ortiz hit a three-run homer and Rick Porcello remained unbeaten at home to lead the Red Sox. Brock Holt also homered for Boston, who won for the seventh time in eight games despite a strong start by Jake Peavy. San Francisco remained winless since the All-Star break with its fourth straight loss. The Giants had just five hits and only three runners advanced beyond first base. Porcello scattered four hits over 6⅓, striking out three and walking two.