A gas explosion at a coal mine in China's Shanxi province has killed at least 90 people. The official Xinhua News Agency reported Saturday that the accident at Changzhi city's Liushenyu coal mine happened Friday evening. BEIJING (AP) — A gas explosion at a coal mine in China’s northern Shanxi province killed at least 90 people, state media said on Saturday, in the country’s deadliest mining accident in recent years. The official Xinhua News Agency said the accident a... [1481 chars]