 Sudan's brutal civil war over the last year has devastated the country and caused one of the world's worst humanitarian crises. Now the paramilitary group, the Rapid Support Forces, or RSF, has made further military gains in the southeastern state of Sena. It seized most of the town of Sinjar, sending more than 55,000 civilians fleeing, according to the United Nations. Mohannad El Bilal runs the aid initiative Khartoum Aid Kitchen and spoke to my colleague James Copnell.