Former South African President Nelson Mandela leaves the chapel after attending the funeral of his great-granddaughter Zenani Mandela in Johannesburg in 2010. (AP Photo/Siphiwe Sibeko, Pool)

Photo by: Siphiwe Sibeko

Former South African President Nelson Mandela leaves the chapel after attending the funeral of his great-granddaughter Zenani Mandela in Johannesburg in 2010. (AP Photo/Siphiwe Sibeko, Pool)