Shepherds lead their flocks of sheep and cattle along on the Guozigou segment of the Lianyungang-Horgos expressway as vehicles drive past the other side of the expressway, in Xinjiang Uyghur autonomous region, March 24, 2013. Picture taken March 24, 2013. REUTERS/China Daily (CHINA – Tags: SOCIETY ANIMALS TRANSPORT TPX IMAGES OF THE DAY) CHINA OUT. NO COMMERCIAL OR EDITORIAL SALES IN CHINA