 Sandbags for a rescue operation are transported into a collapsed railway tunnel, connecting Dali and Lijiang, in Heqing County, southwest China's Yunnan Province, May 20, 2006. Six workers were trapped in the tunnel, which collapsed on May 16.
 Rescuers work in a collapsed railway tunnel, connecting Dali and Lijiang, in Heqing County, southwest China's Yunnan Province, late May 19, 2006. Six workers were trapped in the tunnel, which collapsed on May 16.
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