more than 2 million are homeless. nbc's chief medical editor, dr. nancy snyderman is on the ground in the philippines with more of the relief effort. >> reporter: the world has descended on cebu and this tarmac behind me. planes from saudi arabia, united arab emirates, singapore, australia and the united states have all come in bringing aid. of course the big, tough problem has been getting people out and the aid in. overall, it's been a very complicated week. international relief aid is pouring in today in the hardest-hit area of tacloban. eight days after a devastating typhoon slammed into the philippines. after the initial days of chaos, when aid was nowhere to be found for the hundreds of thousands left homeless, finally some hope. today u.s. navy helicopters from the "uss george washington" are dropping food and water supplys to isolated communities desperate for any help. the mission, finding a way to