Eric Chavez celebrates his two-run homer with Ryan Sweeney. (Ross D. Franklin/AP)
By Mike Ritter / MLB.com
Righty Justin Duchscherer shut down the host D-backs, allowing one run in eight innings to earn his seventh victory of the season. The A's got two homers from Mark Ellis and one each from Eric Chavez, Kurt Suzuki, Bobby Crosby and Rajai Davis.
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