derek johnson and chad carpenter thought the blood samples taken from daniel.'me would push the case over the finish line. >> and that the blood work comes back and poops? >> bloodwork came back and it was negative for blood. >> not only were the samples not any's blood, it wasn't even blood at all. a major blow to the investigation. >> it didn't mean he is not good for the crime. >> does not mean he is not good for the crime. it led us to believe that this didn't happen here. >> so, very might be good for this thing? >> yeah. >> the only bright spot, daniel barry wasn't getting out of jail. he was also being investigated for an unrelated kidnapping, assault case in a neighboring town. >> so, he's on ice while you guys can develop your theories about his involvement? >> yeah. >> they continue to investigate very. months went by. lee detective, derek johnson, was promoted to sergeant, which meant that jaclyn moore's dream of making detective finally came true. may be a case of beware what you wish for. one of her first assignments was the murder. >> how did you f