Up 7-1 after 7 1/2 innings, the Rainiers let the Tucson Sidewinders back into the game, allowing four runs in the bottom of the eighth.
But Rob Johnson and Brant Ust each had two-run doubles in thetop of the ninth and the Rainiers won 12-5 in Tucson.
Nick Green led off the game with his third homer and Jeremy Reed had his seventh home run in the fifth.
Tacoma starter Robert Rohrbaugh (1-0) gave up an unearned run on seven hits while striking out two and walking three in six innings.
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