Mandela supporters head to Pretoria as Zuma cancels trip
The South African President, Jacob Zuma, has announced that he is cancelling a planned visit to Mozambique after visiting Nelson Mandela in hospital.
President Zuma said the former president remains in a critical condition.
Mr Zuma was briefed by doctors who were doing everything possible to ensure Mr Mandela's well-being, a statement said.
Karen Allen reports from outside the hospital in Pretoria where well-wishers have covered the walls and fences with messages of support.