efforts to prevent the flow of foreign fighters in and out of syria and iraq. as the united states just showed in libya, isil leaders will have no safe haven anywhere and will continue to stand with leaders in muslim leaders including faith leaders who are the best voices to discredit isil's warped ideology. on the humanitarian front, our nations agreed that we have to do even more individually and collectively to address the agony of the syrian people. the united states is already the largest donor of humanitarian said to the syrian people. some $4.5 billion in aid so far. as winter approaches we are donating clothing and generating through the united nations. but the u.n. appeal for syria still has less than half the funds needed. today i'm again calling on more nations to contribute the resources that this crisis demands. in terms of refugees, it's clear