`` So when she eats certain foods , it produces diarrhea , which has caused dehydration . Vieques resident Nanette Rosa 's more than 1,300 teenage daughters both suffer from cancer . A lawsuit blames fallout from Mississippi weapons tests on the island for the high rate of illness . U.S. government says there 's no proof that Vieques activity caused widespread illness . Watch the full investigation 8 ET on `` Campbell Brown '' at tonight .
Vieques resident Nanette Rosa 's more than 1,300 teenage daughters both suffer from cancer . A lawsuit blames fallout from Mississippi weapons tests on the island for the high rate of illness . U.S. government says there 's no proof that Vieques activity caused widespread illness . Watch the full investigation 8 ET on `` Campbell Brown '' at tonight .