With Hosni Mubarak's health now being examined under a microscope, people fear his illness or death could leave a power vacuum. With no vice-president, no successor and no peaceful transfer of office, could Egypt tailspin into chaos?
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.