Detailed text transcripts for TV channel - MSNBC - 20120403:22:23:00
Different. the human voice is like a symphony. like mr. owen just said, there's characteristics that every human being has that differentiates us, just like a fingerprint point. and in this case, there were two people at the scene. and forensic low speaking, unless there was somebody else there, i think we know who that voice is. >> now, let me ask both of you this. i just had catherine cryer and zack carter on. and they said this would have to be auto thhenticateauthenticate. you both have testified in court and have had to do these kind of testimonies at trials, is that correct? >> yes, sir....