Up to 10 aid agencies need to leave Sudan , U.S. source says . NGO , Medicins et Frontieres among those facing expulsion . U.N. : These agencies are main providers of life - saving humanitarian aid . Move comes after warrant issued for Sudan president on war crimes charges .
Up to 10 aid agencies ordered to leave Sudan , U.S. source says . Oxfam , Medicins Sans Frontieres among those facing expulsion . U.N. : These agencies are main providers of life-saving humanitarian services . Move comes after warrant issued for Sudan president on war crime charges .