in the u.k university hospital in coventry north of london, one of the hardest hit areas and is changing w they operate. the aditt -- admitting nurse has to ke an onhe spocall is the patient covid positive or not? >> ty will come in and u say ok you'rgoing for more covid testg and you're >> basally, yes. tough call is a they have tests here, but resus take ten hou at a minimum. >> i put that patient in an area and they might have caught covid beuse they didn't have it previoly. >> reporter: adnistrators dided this hospital into zones, one for covid positive or suspected positive cases, the her for kely covidegative and we see hospital burns thugh. each move into covid area revers putting on gear and dposing of it the in theoom and then all ov again when they go back into covid aas the sign indicates are c barrier, there confirmed covid cases sohen you enr and go into thnext ward, we're entering into a coviarea so let's move foard. weave to wr a mask gog forwd. followinhospital we m dr., tom bilard in clean zone as suit up tonter the crical re uni we asked him to take a inside naonwide, hal