Carbon monoxide kills 16 trapped coal miners

Sixteen workers have been killed by excessively high levels of carbon monoxide in a coal mine in southwestern China, according to authorities and state media.
A total of 17 people were trapped in the mine located just outside the city of Chongqing. One person was taken to a hospital, and the others showed no signs of life, the Chongqing municipal government said in a social media post on Sunday.