Zoleka Mandela, Winnie Madikizela-Mandela

Author Zoleka Mandela, left, granddaughter of former president Nelson Mandela, and Winnie Madikizela-Mandela, right, Nelson Mandela’s former wife, attends the launch of Zoleka’s book “When Hope Whispers,” in Johannesburg Tuesday, Nov. 12, 2013. The book recounts her struggles with alcohol and drug addiction, losing two of her children and fighting breast cancer. (AP Photo/Denis Farrell)