CHENGDU, Aug. 21 (Xinhua) -- The death toll rose to eight after a coal mine accident in southwest China's Sichuan Province on Wednesday, according to the local emergency management authority.
At approximately 10 a.m. on Wednesday, a total of eight workers were trapped during an air shaft sealing operation in the coal mine in the Wutongqiao District of the city of Leshan in Sichuan.
As of 2 p.m. on Wednesd
