Members of China International Search and Rescue Team (CISAR) gather at Nanyuan Airport in Beijing, capital of China, April 20, 2013. A total of 140 rescuers and 12 sniffer dogs flew to the earthquake-hit Lushan County, southwest China's Sichuan Province, Saturday night to conduct rescue work. (Xinhua/Yu Hongchun)
A rescue vehicle drives into an aircraft which is about to fly to the quake-hit Sichuan Province, at the Nanyuan Airport in Beijing, capital of China, April 21, 2013. A total of 140 rescuers and 12 sniffer dogs flew to the earthquake-hit Lushan County, southwest China's Sichuan Province, Saturday night to conduct rescue work. (Xinhua/Yu Hongchun)
Sniffer dogs and members of China International Search and Rescue Team (CISAR) gather at Nanyuan Airport in Beijing, capital of China, April 20, 2013. A total of 140 rescuers and 12 sniffer dogs flied to the earthquake-hit Lushan County, southwest China's Sichuan Province, Saturday night to conduct rescue work. (Xinhua/Yu Hongchun)
Members of China International Search and Rescue Team (CISAR) carry relief materials to an aircraft which is about to fly to the earth-quake region, at Nanyuan Airport in Beijing, capital of China, April 20, 2013. A total of 140 rescuers and 12 sniffer dogs flied to the earthquake-hit Lushan County, southwest China's Sichuan Province, Saturday night to conduct rescue work. (Xinhua/Yu Hongchun)