Vehicles drive on a collapsed road in Zhaoyang District of Zhaotong City, Southwest China's Yunnan Province, Aug. 27, 2013. Some roads in Zhaotong collapsed due to continuous rainfall in recent days. (Xinhua/Zhang Guangyu)

A truck drives on a collapsed road in Zhaoyang District of Zhaotong City, Southwest China's Yunnan Province, Aug. 27, 2013. Some roads in Zhaotong collapsed due to continuous rainfall in recent days. (Xinhua/Zhang Guangyu)

A truck drives on a collapsed road in Zhaoyang District of Zhaotong City, Southwest China's Yunnan Province, Aug. 27, 2013. Some roads in Zhaotong collapsed due to continuous rainfall in recent days. (Xinhua/Zhang Guangyu)

A truck drives on a collapsed road in Zhaoyang District of Zhaotong City, Southwest China's Yunnan Province, Aug. 27, 2013. Some roads in Zhaotong collapsed due to continuous rainfall in recent days. (Xinhua/Zhang Guangyu)

A vehicle drives on a collapsed road in Zhaoyang District of Zhaotong City, Southwest China's Yunnan Province, Aug. 27, 2013. Some roads in Zhaotong collapsed due to continuous rainfall in recent days. (Xinhua/Zhang Guangyu)