** South African authorities have cut off supplies to an estimated 4,000 illegal gold miners hiding underground. The government aims to "smoke them out" and arrest them, but conditions are dire, with some miners fearing for their lives. Local residents and charity workers are concerned about the humanitarian crisis unfolding, while police and the army wait to detain those who emerge. ** Source: https://www.bbc.com/news/articles/ckgdzggvgwqo