A spokesperson for the South African Presidency has confirmed that an ambulance used to transfer Nelson Mandela to hospital did break down on route.
Mac Maharaj told ITV News that "no harm came to Madiba" as a result of the break down.
"The blue light convoy included and ICU ambulance, ICU staff and at least twofast response vehicles" he said.
"One of those vehicles could have been used to transferMadiba, had doctors thought that he was in danger".
More top news
Staying mild overnight with a sunny start forecast for most of the UK.
Scientists claim bubbling magma is behind the 'man in the moon' image rather than an asteroid strike
Our Political Editor Tom Bradby has been tackling readers' questions about David Cameron's conference speech.