Barrick Gold Corp's African Gold Mine

Barrick Gold Corp's African Gold Mine

Trevor Snapp/Bloomberg

Mama Godfrey, the widow of Mwita Machapelle, stands at his grave holding a family photograph of her husband in the district of Nyangoto, Tanzania. Godfrey said she retrieved the body of her 37-year-old husband from police at the North Mara mine after he had been shot in the back.