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Martin Maldonado

Giants blanked by Astros; Aoki leaves after feeling light-headed

SAN FRANCISCO When he struggled on the Giants' last road trip Chris Heston was unsparing in his self-criticism. He berated himself for nibbling at the strike zone. His demeanor might have improved along with his stuff Wednesday afternoon. He did not nibble. Instead, he lost because of one big bite. Colby Rasmus hit a home run in the seventh inning that bounced off the pavement and into the cove, Jed Lowrie played a similar game of pinball into the water off George Kontos an inning later and the Giants offense stayed dry as a Sunday in Utah in a 2-0 loss at AT&T Park. Once again, the Giants were left to contemplate life without Nori Aoki. He started in left field, grounded out, popped...