KASHGAR, CHINA - SEPTEMBER 20: Electric scooters in modern part of Kashgar, Xinjiang Uyghur Autonomous Region, China on September 20, 2012 in Kashgar, China. (Photo by Eric Lafforgue/Art in All of Us/Corbis via Getty Images)
KASHGAR, CHINA - SEPTEMBER 20: Electric scooters in modern part of Kashgar, Xinjiang Uyghur Autonomous Region, China on September 20, 2012 in Kashgar, China. (Photo by Eric Lafforgue/Art in All of Us/Corbis via Getty Images)