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KERIYA, CHINA - SEPTEMBER 17: Mosque in Keriya, Xinjiang Uyghur Autonomous Region, China on September 17, 2012 in Keriya, China. (Photo by Eric Lafforgue/Art in All of Us/Corbis via Getty Images)

KERIYA, CHINA - SEPTEMBER 17: Mosque in Keriya, Xinjiang Uyghur Autonomous Region, China on September 17, 2012 in Keriya, China. (Photo by Eric Lafforgue/Art in All of Us/Corbis via Getty Images)