Detailed text transcripts for TV channel - CNN - 20180326:06:28:00
Is that the state has a system of disposing of its enemies by murder overseas? >> yes. >> reporter: and can that possibly be without putin, do you believe? >> it's not putin. it's about system. >> reporter: but then is he not response form system? shirks responsible. he is the head of system. >> reporter: he says he is ready to help uk investigators. he has knowledge of how russian spies use nerve agents. you were trained in the use of nerve agent? >> i was instructed, not trained. instructed. just to carry out some precaution measures. >> reporter: british officials tell us we are unable to d...