Jashtë spitalit ku ndodhet Nelson Mandela

Winnie Madikizela-Mandela, ex-wife of former South African President Nelson Mandela, holds a candle during a prayer service for the ailing Mandela at a church in Johannesburg, July 5, 2013. 

Ndaba Mandela (R), one of former South African President Nelson Mandela's grandsons, and an unidentified companion leave the Medi-Clinic Heart Hospital, where the former president is being treated, in Pretoria, July 5, 2013. 

Well-wishers pray in support of ailing former South African President Nelson Mandela in front of the Medi-Clinic Heart Hospital where he is being treated in Pretoria, July 5, 2013.

Daughter, Makaziwe Mandela, leaves after visiting the Medi-Clinic Heart Hospital where former South African President Nelson Mandela is being treated in Pretoria, July 5, 2013. 

Wellwishers post messages outside the hospital where ailing former President Nelson Mandela is being treated in Pretoria, July 5, 2013. 

A well-wisher prays in support of ailing former South African President Nelson Mandela in front of the Mediclinic Heart Hospital where he is being treated in Pretoria, July 1, 2013.

A well wisher weeps as he pays his respects outside the Mediclinic Heart Hospital, where ailing former South African President Nelson Mandela is being treated in Pretoria, July 1, 2013.

Boys hold a candle as they pay their respects outside the Mediclinic Heart Hospital, where ailing former South African President Nelson Mandela is being treated in Pretoria, July 1, 2013.

A girl weeps as she stands next to a portrait of Nelson Mandela held by ANC supporters outside the Mediclinic Heart Hospital in Pretoria, South Africa, June 28, 2013.

Men stand next to a banner covered with portraits of Nelson Mandela to a wall outside the Mediclinic Heart Hospital in Pretoria, June 28, 2013.

A well-wisher pays respect to ailing former South African President Nelson Mandela outside the Mediclinic Heart Hospital in Pretoria, June 27, 2013.

Children pose for a family photograph outside the Mediclinic Heart Hospital in Pretoria, June 27, 2013.

Granddaughters Zaziwe Dlamini-Manaway and Tukwini Mandela are surrounded by the media outside the Mediclinic Heart Hospital in Pretoria, June 27, 2013.

A group of people sing at the entrance to the Mediclinic Heart Hospital in Pretoria, June 27, 2013.

Children release 95 white balloons to mark the upcoming birthday of ailing former South African President Nelson Mandela outside the Mediclinic Heart Hospital in Pretoria, June 27, 2013.

Children and their family sing the song "Amazing Grace" to show their support outside the entrance to the Mediclinic Heart Hospital in Pretoria, June 26, 2013.

A man paints a portrait of ailing former South African President Nelson Mandela outside the Mediclinic Heart Hospital where he is being treated in Pretoria, June 26, 2013.

A supporter hangs a get well message, outside the Mediclinic Heart Hospital in Pretoria, June 26, 2013.

A woman wears earrings bearing the image of former South African President Nelson Mandela, outside the Mediclinic Heart Hospital in Pretoria, June 26, 2013.