Firefighters try to extinguish a fire triggered by an explosion in a chemical plant in Qingdao, East China's Shandong province, March 26, 2010. The explosion left three people dead, one seriously injured, and another unaccounted for, local authorities said Friday.[Photo/Xinhua]
Firefighters try to extinguish a fire triggered by an explosion in a chemical plant in Qingdao, East China's Shandong province, March 26, 2010. [Photo/Xinhua]