LHASA, Aug. 9, 2014 - Rescuers work on the scene of a three-vehicle pile-up in Nyemo County, southwest China's Tibet Autonomous Region, Aug. 9, 2014. A tour bus carrying about 40 people fell off a valley following a three-vehicle pile-up here on Saturday. The bus crashed into a sports utility vehicle and a pick-up truck at 4:25 p.m. along the No. 318 National Highway in Nyemo County before plunging into the valley, said a spokesman with the regional government. The number of casualties is being verified.
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