PITCHING PROBABLES: Pirates: Mike Burrows (1-3, 4.15 ERA, 1.31 WHIP, 53 strikeouts); Giants: Logan Webb (9-8, 3.38 ERA, 1.24 WHIP, 144 strikeouts) BOTTOM LINE: The Pittsburgh Pirates will attempt to keep their four-game win streak alive when they visit the San Francisco Giants.

Liover Peguero homered for the first time in nearly two years, Joey Bart singled in the go-ahead run against his former team and the Pittsburgh Pirates won their fourth straight game by beating the skidding San Francisco Giants 3-1.

Pirates shortstop Liover Peguero responded in the top of the fifth inning, hitting a 94.9 mph four-seam fast ball from Giants right-handed starting pitcher Justin Verlander and putting in the left fiedl seats for his first home run of the season, tying it up 1-1.