Sir David is joined by Morgan Tsvangirai, the leader of the Movement for Democratic Change, to discuss Zimbabwe's forthcoming election. He says that while the elections may not be free and fair, he is optimistic of success.
Sudan's governemnt has accused Darfur's largest refugee camp of harbouring rebel fighters. The Kalma camp is the only one that is permanently protected by United Nations and African Union forces, but residents fear they may be driven out as the military threatens to take action. Al Jazeera's Hoda Abdel-Hamid reports from the camp.