Firefighters participate in the rescue work at the site where a factory under construction collapsed and at least 17 people were killed at Xizhaotong Township, Shijiazhuang City, capital of north China's Hebei Province, Aug. 4, 2009. The two-storey building collapsed after a lightning strike amid loud thunder, an unidentified villager said. The 20 plus people buried in the collapse were mostly workers in the building. [Gong Zhihong/Xinhua]