a nurse in spain is the first women to get it outside of africa. president obama calls it a top national security prior to. the white house considering extra screening at u.s. airports for passengers arriving from the hot zone. tahman bradley has more. reporter: this morning, the first outside of africa. tests confirm a nurse contracted the deadly virus. she was part of a medical team who treated missionaries who had become infected in west africa. she s in isolation while authorities search for the people she had contact with. in dallas, thomas eric duncan, the first in the u.s., remains in critical condition. they are administering a drug that at first he would have been sicker. if he took it first, i can t answer that. reporter: people monitoring contact with duncan, those likely it would start to show. eight to ten days after the last visit. and mukpo is beginning treatment in an isolation ward. he s strong and shares in the relief of the rest of his family he c
a nurse in spain is the first women to get it outside of africa. president obama calls it a top national security prior to. the white house considering extra screening at u.s. airports for passengers arriving from the hot zone. tahman bradley has more. reporter: this morning, the first outside of africa. tests confirm a nurse contracted the deadly virus. she was part of a medical team who treated missionaries who had become infected in west africa. she s in isolation while authorities search for the people she had contact with. in dallas, thomas eric duncan, the first in the u.s., remains in critical condition. they are administering a drug that at first he would have been sicker. if he took it first, i can t answer that. reporter: people monitoring contact with duncan, those likely it would start to show. eight to ten days after the last visit. and mukpo is beginning treatment in an isolation ward. he s strong and shares in the relief of the rest of his family he c