The cause of the accident was under investigation , authorities said , according to the news agency . A blast occurred about 2 a.m. at a coal mine in China , state media reports . 50 miners were working at the time of the blast , state media reports . The bodies of Two miners were found near the blast site , CNN reports . five miners died later of their injuries , the news agency .
A blast occurred about 2 a.m. at a coal mine in China , state media reports . 50 miners were working at the time of the blast , state media reports . The bodies of Two miners were found near the blast site , CNN reports . five miners died later of their injuries , the news agency .