The White House warned of a ` ` dire '' situation for Syrian civilians . Up to one million are in need of aid , the U.N. said . Obama also has OK with covert , nonlethal support for Syrian rebels , officials say .
The White House warns of a `` dire '' situation for Syrian civilians . Up to 1.5 million are in need of aid , the U.N. estimates . Obama also has OK 'd covert , nonlethal support for Syrian rebels , officials say .