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Phoenix, AZ (Sports Network) - Aaron Hill and Gerardo Parra both drove in three runs for the Arizona Diamondbacks during a 9-2 win over the Colorado Rockies in the second portion of a three-game set.

Hill slugged a two-run single and launched a solo shot for the Diamondbacks, who have won two of their last three games.

Wade Miley (10-10) gave up only two runs on six hits over 6 1/3 innings for the victory. The left-hander fanned five batters and helped himself at the plate with two hits and an RBI.

In his first start since injuring his hamstring on July 7, Roy Oswalt (0-6) was touched for two runs on seven hits across 4 2/3 innings. Todd Helton and Nolen Arenado each drove in a run for the Rockies, who have only won three of their last eight.