Winnie Madikizela-Mandela came to the gates of Mandela's hospital to address crowds, and told them "Tata is sitting up."
"It is true that he is getting better, it is true that he's now sitting on a chair and is able to communicate with the family."
More top news
A Finnish punk band whose members have autism and Down's Syndrome have been chosen as the country's entry for the Eurovision Song Contest.
The PM promises to double to 200,000 the number of homes built under an existing scheme aimed at easing Britain's housing shortage.
The Met Office has weather warnings in place for snow and ice until 10am in the north and west.