using satellite data and mapping tools, we analysed user—generated content on a huge scale and spoke to dozens of doctors to build a picture of whether war crimes are being committed and the impact this is having on millions of people. so how did this conflict begin? on the one side, there's the government sudanese army often referred to as the saf, led by this man, general fattah al—burhan. opposing him is general mohamed dagalo hemeti, who runs the rapid support force, or rsf. the two forces were due to merge,