Photo taken on May 7, 2017 shows the Jilinqiao colliery where a coal mine accident happened in Huangfengqiao Township, Youxian County, central China's Hunan Province. The coal mine accident has killed at least three people and trapped 18 others underground on Sunday, local authorities said. Rescue work is underway. The cause of the accident is under investigation. (Xinhua/Li Ga)
