Stephen Sackur talks to Riek Machar, South Sudanese vice president turned rebel leader. Has South Sudan been betrayed by its leaders? Show more

Interviews with newsmakers from across the globe. Stephen Sackur speaks to Riek Machar, former vice president of South Sudan, in Addis Ababa. Show more

Will the recently announced ceasefire end the civil war in South Sudan? Stephen Sackur talks to Riek Machar, former Deputy of President Salva Kiir, who has led the rebel forces. Show more

For the people of South Sudan five years of independent nationhood have brought little more than impoverishment, violence and suffering. Show more