Giants show signs of ‘growing up’ in series wins against Marlins, Dodgers

SAN FRANCISCO — The swing was so pure that it left a mark. On Tony Vitello. From Drew Gilbert. “It was such a pretty swing, Drew punched me,” the Giants manager said after his club rallied against the Marlins for a 6-3 win Sunday. “And [he] said, ‘That’s the swing!’” The Giants’ Casey Schmitt delivered…