insisted. he insisted. he wanted to explain that he didn't do it. >> just as had he with "dateline," edward etas told the jury his version of those computer searches and the trip north a week before paul's death. but in so doing, he left himself open to the prosecution's cross-examination. >> you had murdered paul duncsak in gold blood and fled that scene, driving to your mother's hopeful isn't that the truth? >> no, sir, that is not true. >> the victim's brother said he listened to ed ates' testimony in utter disbelief. he was praying the jurors had too. >> you knew he was lying. i did not kill paul duncsak. you knew, you just felt he did. >> but it was ed ates' shifting alibi that the police