Justifiably amped up for this one, Ian Kennedy took a couple of innings to find his command and his composure. Once settled and in control, the National League's wins leader stole the momentum right back for first-place Arizona. Kennedy outdueled Tim Lincecum for his 18th victory, Paul Goldschmidt homered and singled in a run and the NL West-leading Diamondbacks beat the San Francisco Giants 7-2 on Saturday night.