The U.N. office , in a report issued in September , said the U.S. delay in reaching a decision on humanitarian funding `` is already impacting on many agencies and their programmes . '' is reviewing reports that money is being given to militant groups . U.N. estimates 60 % of people who need aid live in militant - controlled areas . Millions could run out of food in the next few days , U.N. reports .
is reviewing reports that money is being given to militant groups . U.N. estimates 60 % of people who need aid live in militant - controlled areas . Millions could run out of food in the next few days , U.N. reports .