Rescuers work at the site of a massive landslide triggered by heavy rains in Pengta Town, Kangding County, Ganzi Tibetan Autonomous Prefecture in southwest China's Sichuan province on Tuesday, June 15, 2010. The landslide occurred at a construction site of a hydroelectric dam early Tuesday morning after heavy rains, the official Xinhua News Agency reported. It said workers were killed and  wounded when part of a mountain gave way and buried the site. Four workers managed to escape unharmed. (AP Photo)

Rescuers work at the site of a massive landslide triggered by heavy rains in Pengta Town, Kangding County, Ganzi Tibetan Autonomous Prefecture in southwest China's Sichuan province on Tuesday, June 15, 2010. The landslide occurred at a construction site of a hydroelectric dam early Tuesday morning after heavy rains, the official Xinhua News Agency reported. It said workers were killed and wounded when part of a mountain gave way and buried the site. Four workers managed to escape unharmed. (AP Photo)