Yusmeiro Petit struck out a career-high 10, Hector Sanchez drove in three runs and the San Francisco Giants beat Arizona 8-2 on Sunday to take two of three from the Diamondbacks.
Hunter Pence homered, doubled and singled, driving in two runs and scoring three times as the Giants improved to 10-5 against Arizona this season.
Patrick Corbin (13-5), pitching on an extra two days' rest, allowed five runs on nine hits in five innings to fall to 1-4 in his last seven starts.
Petit (2-0), who pitched for the Diamondbacks from 2007-09, went six-plus innings, allowing two runs on seven hits in his first career start against Arizona. He also singled in a run, his second career RBI.
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