majority's been collecte i tthisncou >> as you said, the vast majority has been captured which is fantas but do you have an idea of the amount that is still there in the gulf? >> well, the scientists are telling us about 25% was not captured or evaporated or taken care of by mother nature. so, that will continue t weather. mother nature will continue to break t do but some of it ay c as weathered tar balls. and those will be cleaned up. they can be cleaned up. and we will ma cf& up. knonthey o'reg to sun carol browner, thank you very much for your time this morning. we do appreciate it. >> thank you. >>> we're going to turn to the political battle over illegal immigration. so divisive, it's taken a new turn. some republicans want to review the constitution. specifically the portion of the 14th amendment that says any baby born on american soil is an american citizen. senior congressional correspondent, jonathan , has the latest george. the immigr some top republicans want to redefine what it tak der, some republican senators are now saying their children should not be considered american