Sudan is keeping up its accusations against Chad, insisting its neighbour is intent on toppling the government in Khartoum. Al Jazeera's Mohamed Vall reports.
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.