>> we had no confession first and foremost. isaiah never said anything like i killed halee rathgeber. >> if he did not kill her, who did? the defense pointed to thaddeus rice, the man halee suspected of killing jackson. he was eventually found guilty of neglect of a defendant and reckless homicide. at the time of halee's murder, he was roaming free. had he been worried that halee at evidence against him? >> she knew about the suspicious circumstances around jackson's death. he and jordan were the last two to see halee other than isaiah, we believe, based on information we were provided in discovery. it seems curious that for some reason, they were not pursued. >> according to the defense, there was other evidence that showed isaiah could not have killed halee.