LISTEN: Graça Machel gives address at annual Mandela lecture
Loading player...
Widow of former president Nelson Mandela, Graça Machel gave a rousing address at the annual Nelson Mandela lecture.
Former US president Barack Obama delivered a speech to a crowd of 15,000 people in Johannesburg on Tuesday as the centrepiece of celebrations marking 100 years since Nelson Mandela's birth.
Former US president Barack Obama delivered a speech to a crowd of 15,000 people in Johannesburg on Tuesday as the centrepiece of celebrations marking 100 years since Nelson Mandela's birth.
