US State Department announced the appointment of Tom Perriello as a special envoy to Sudan. The move came months after Democratic and Republican lawmakers called for a top problem-solving expert to help prevent one of Africa's largest countries from sliding into a "civil war" The new envoy launched his mission with a tour that began on March 11 and will conclude tomorrow, Saturday.

He also met in Addis Ababa, Nairobi, Kampala and Cairo with a range of leaders of various Sudanese political forces, representatives of civil society, resistance and emergency committees.