Winnie Madikizela-Mandela, anti-apartheid activist and ex-wife of Nelson Mandela, dies at 81

Winnie Madikizela-Mandela, the former wife of the late Nelson Mandela, South Africa’s first black president, died Monday in Johannesburg. She was 81.

Often called the "Mother of the Nation," Madikizela-Mandela was beloved in the governing African National Congress party for her part in campaigning...