(television narrator) west ethiopia is a harsh and arid land, stony and infertile.e's no electricity, no running water. everybody has ascaris, which is roundworm, which is what causes those big tummies. and we have epidemic levels of trachoma, which is the one thing that really is just despicable to me. trachoma is a disease of the eye, spread by the flies that i saw on that little girl. it causes unnecessary blindness, and all we need to do is teach hygiene. and you can practice hygiene using sand and ashes, just like you can with water. see, i started this work by doing a two and a half month needs analysis, living in a tent with these people. and in doing that, they taught me to be, versus just be a doer. because here they're terribly poor. they don't have much to eat. they don't have anything, really, by our standards. but they have a wonderful sense of being. they're incredibly hospitable. they're very kind, very loving. so they gave me a huge gift. and i started thinking, what would one do? what could one do to make it sustainable? to really go in and help peo

from ethiopia in the east to senegal in the west. this is what the vaccine is trying to prevent.ill be visiting africa to follow up on the vaccine's success for abc's global health series. called "be the change, save a life," next year. >>> now, diane sawyer has an intriguing question on tonight's "world news." diane? >> hey, juju. good morning to you. great to talk to you this morning. tonight on "world news," if you build it, will they come? what if you build noah's ark, as it is? in the bible? noah's ark. will the jobs materialize? one state is betting on it. we'll tell you where it is and what they're doing tonight on "world news." >> and that's the news at 8:07. >>> time for sam champion and the weather, with a packed house of sting fans. good morning, sam. >> good morning, juju. just imagine. you're going to be within ten feet of sting. you don't have to imagine, juju. you will, as well. >> i will be right there. >> i know you're running downstairs. good morning, everybody, by the way. i have to talk about this. it's your birthday, right? >> yes, it is. >> do you want to sa