Diamondbacks make key plays to beat Giants

Ketel Marte launched a two-run home run in the eighth and the visiting Arizona Diamondbacks took advantage of a San Francisco Giants baserunning gaffe in the bottom of the inning to hold on for a 5-2 victory Sunday afternoon and avoid a three-game sweep.

Christian Walker and Jake McCarthy chippedin with early run-scoring hits for first-place Arizona, which completed a week-long, three-city trip with a 4-3 record.

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