This Tuesday, July 17, 2012, photo shows the exterior of the Merck offices in Palo Alto, Calif. Merck & Co., reported Friday, July 27, 2012, that their second-quarter net income fell

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This Tuesday, July 17, 2012, photo shows the exterior of the Merck offices in Palo Alto, Calif. Merck & Co., reported Friday, July 27, 2012, that their second-quarter net income fell 11.4 percent as slightly higher sales were offset by acquisition and restructuring costs, but the drugmaker beat Wall Street expectations. (AP Photo/Paul Sakuma) less