The next major front line in Sudan's war is most likely the strategically important city of el-Obeid in North Kordofan. This week, the UN Security Council, several European countries and the United States flagged  "the imminent risk of mass atrocities" as increasing numbers of paramilitary Rapid Support Forces (RSF) troops are  deployed around the city . The assumption is largely that the RSF is preparing a ground offensive to try to retake the city, which has been under the control of the