Pence drove in the Giants' first three runs in their 5-4 victory over the San Diego Padres at Petco Park, belting a two-run homer in the second inning and an RBI double in the fourth. In the eighth, Chris Shaw blooped a two-run double to left field. Franmil Reyes homered for the Padres, and Freddy Galvis went 4-for-5.