After eleven years of conflict, the violence in the Darfur region of Sudan shows no signs of abating. In the past few days an escalation in the clashes in South Darfur has led to the displacement of thousands of civilians. The peacekeeping force, Unamid, says it is unable to prevent these attacks, and humanitarian organisations are stretched beyond capacity. To find out more, RFI spoke to Eric Reeves, a Darfur specialist and researcher.