Sara Mitaru, a Kenyan singer-songwriter, is rallying artists across the continent to raise money for the East Africa famine – and to put pressure on African governments to chip in as well.
Relief agencies have put out calls for donations, and are preparing teams to go to Haiti in the wake of Tuesday's quake. A hospital, the National Palace, and other buildings in Haiti's capital were damaged in the biggest earthquake to hit the island in 200 years.
Nearly two months after 13 major international aid agencies were expelled from Sudan, concerns rise that rebel groups are uniting in preparation for fresh attacks.
President Omar al-Bashir says international interference will hamper peace. Darfuris ask: 'What peace?'