Plot: David Dimbleby presents a special Question Time from Johannesburg, looking at South Africa after Mandela. On the panel are foreign minister in the last apartheid government Pik Botha, former host of the South African version of The Apprentice and ANC leader imprisoned on Robben Island with Mandela, Tokyo Sexwale, leading anti-apartheid campaigner Peter Hain MP, the parliamentary leader of the opposition Democratic Alliance party, Lindiwe Mazibuko, radical black consciousness activist Andile Mngxitama, and the journalist Eusebius McKeiser