Rescuers wait to go down Xinxing coal mine to search for survivors following a gas explosion at the mine in Hegang, Heilongjiang Province November 21, 2009. At least 31 miners were killed and 78 remain trapped 500 metres underground following a gas blast at the mine in China, state media said on Saturday. Reuters Pictures logo Reuters Pictures 27 months ago

Rescuers wait to go down Xinxing coal mine to search for survivors following a gas explosion at the mine in Hegang, Heilongjiang Province November 21, 2009. At least 31 miners were killed and 78 remain trapped 500 metres underground following a gas blast at the mine in China, state media said on Saturday.