Eight miners were killed Friday in a coal and gas outburst at a mine in southwest China's Guizhou Province, local work safety officials said.
　　The outburst happened at 1:36 a.m. at the Zhihe mine in Zhijin County when 33 miners were working underground. Twenty-five miners managed to escape, said officials of the Guizhou provincial work safety bureau.
　　Local authorities are investigating the cause of the accident.