London-based Ayo Johnson gives his views on the crisis in Mali, which has led to the resignation of Cheick Modibo Diarra as prime minister.
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.