i'm not sure, at what point, that was. >> that would be jeremy morris?k you just said jason. >> yeah. that's my mistake. >> it took some prompting. it took a lot of reminding and getting through that information, and that was a big part of the point we were trying to make to the jury. that had this information been taken seriously, i wouldn't have to remind law enforcement of who key players were, in this case. >> reporter: while jason's lawyer argued the investigation hadn't been thorough, agent ludwig told us none of the names the defense raised were viable suspects. and they had followed every lead. even ones deemed not credible. >> no credible information. >> reporter: would the jury see reasonable doubt? or would jason carter be spending the rest of his life in prison? the attorneys would have one more chance to make their case. >>> coming up. the verdict. >> i ask you to return a verdict of not guilty. >> there are only two people who knew what happened that day. one of them's dead, and the other one's sitting in that chair. >> reporter: when "the