Umunyamabanga wa ONU yasabye impande zishyamiranye muri Kongo guhagarika intambara Intambara yumvikanye mu bice bimwe bya Khartoum, umurwa mukuru wa Sudani mu gihe intumwa z’abashyamiranye zari muri Arabiya Saoudite mu mishyikirano yo kuyihagarika.