At least, sixteen workers have been killed in a coal mine in southwestern China.
According to authorities by excessively high levels of carbon monoxide, at least 17 people were trapped in the mine located just outside the city of Chongqing.
From them, one person was taken to a hospital, but the others showed no signs of life.
The facility, Songzao Coal Mine, is owned by state energy firm Chongqing Energy.
