The blast at the Liushenyu shaft in Shanxi province on Friday was the country's worst mining disaster in nearly two decades, with 247 workers underground at the time. QINYUAN: Rescuers in northern China searched on Sunday (May 24) for two people still missing after a gas explosion killed 82 in a mine that authorities said was beset by serious safety violations. The blast at the Liushenyu shaft in Shanxi province on Friday was the country's worst mining disaster in nearly two decades, with 247