Detailed text transcripts for TV channel - CNN - 20170904:08:25:00
Protocol by refusing to let police take a blood sample from an unconscious patient. >> is the patient under arrest? >> nope. >> reporter: she said detective jeff payne demanded a blood sample from a car crash victim who was in a coma and severely burned. his car smashed racing from police. the nurse explains the policy for obtaining blood. >> there's three things that allow us to do that -- if you have an electronic warrant, patients consent, or patient under arrest. neither of those things -- patient can't consent. >> reporter: she gets her supervisor on the phone who backs her up. the tensio...