Many die in blast at China mine

At least 18 people have been killed and another six wounded in an explosion at a coal mine compound in central China, state television has reported.Two people are missing after the blast flattened the three-storey warehouse at the Qingshanbei mine in the mountainous Hunan province on Friday afternoon, CCTV reported.Police are investigating whether explosives were illegally stored in the warehouse, CCTV said on Saturday.A shareholder of the mine is already "under police control" and authorities are looking for the other owners, the channel reported.