Barrick Gold Corp's African Gold Mine

Barrick Gold Corp's African Gold Mine

Trevor Snapp/Bloomberg

The widow of Christopher Jakuo, center back row, stands with her family at her husband’s grave in the district of Rorya, Tanzania. Jakuo, 42, died on June 3, 2009, after being shot by security forces at the North Mara mine, according to his widow, and local and human rights officials.