The Rockies pulled to within one with two runs in the sixth inning, three in the seventh and one in the eighth, but Dodgers closer Javy Guerra struck out two in the bottom of the ninth for his eighth save of the year.
Ted Lilly (3-0) sailed through six innings, allowing two runs on four hits.
Jhoulys Chacin (0-3) took the loss with seven runs on 11 hits and four walks in 4 2/3 innings.
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