The AFP news agency cited court documents that came to light because of a dispute over the graves of three of his children.
According to Sky News, the documents, dated June 26, said: "He is in a permanent vegetative state and is assisted in breathing by a life support machine.
"The Mandela family have been advised by the medical practitioners that his life support machine should be switched off.
"Rather than prolonging his suffering, the Mandela family is exploring this option as a very real probability."
- Huffington Post UK
