Detailed text transcripts for TV channel - CNN - 20170308:18:27:00
Barbara, do we know if the documents, first of all are genuine? >> reporter: what u.s. officials are telling cnn is yes, they do believe the documents to a very large extent are authentic. they can't be sure every word, every page that something hasn't been altered inserted or deleted, but they are working on the assumption of their belief that it's all very authentic and verified. this investigation will involve the fbi looking into the potential of criminal activity and will involve the cia because it's cia documents. they need to figure out how this happened. who did it, who was behind it. ...