Children learn how to direct traffic by using hand signals during an event to mark National Traffic Safety Day in Fengshan County of Hechi City, south China's Guangxi Zhuang Autonomous Region, Dec. 2, 2016. (Xinhua/Zhou Enge)
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Children learn how to direct traffic by using hand signals during an event to mark National Traffic Safety Day in Fengshan County of Hechi City, south China's Guangxi Zhuang Autonomous Region, Dec. 2, 2016. (Xinhua/Zhou Enge)