take part in an exercise in case of emergencies during the Shanghai World Expo 2010 in Shanghai, Jan. 14, 2010. (Xinhua/Pei Xin)
Chinese firefighters take part in an exercise in case of emergencies during the Shanghai World Expo 2010 in Shanghai, Jan. 14, 2010. (Xinhua/Pei Xin)
Chinese firefighters take part in an exercise in case of emergencies during the Shanghai World Expo 2010 in Shanghai, Jan. 14, 2010. (Xinhua/Pei Xin)
