fevers. you just saw that. go got our temperatures checked. reporter: with similar scenes playing out in airports in and out of the region, even as far as moscow and lagos, nigeria. in wuhan, behind-the-scene footage shows extreme measures being taken to contain the virus. but reports of confirmed cases continue to rise, now reaching six countries, including the united states, where a man in his 30s remains in isolation at this hospital north of seattle. and as more people get sick the world health organization has added an extra day of talks to decide on whether this epidemic constitutes a global emergency. as for here in china, it s already taken decisive and some would say very startling action that begins, really, in the next alw hours. norah. o donnell: all right, ramy, thank you. today, president trump appeared to downplay want injuries sffered by u.s. service members in iran s recent missile attack on a base in iraq.