rick haidle: exactly.ke the-- the fact that you've got a woman who's given her life-- dedicated to the government, murdered and just lying out there because nobody cares. and so, i thought, well, let's give it another shot. josh mankiewicz: so, eight years after the murder... fbi agent tony vasley called on inglewood pd and met detective russ enyeart, who was a month shy of retiring. they started combing through the old files and were assisted by a new inglewood detective, steve seyler. rick haidle: technology advances so quickly that-- in 2002, i said to tony vasley, "hey, maybe there's fingernail scrapings, maybe there's something of that nature." josh mankiewicz: in fact, there were fingernail scrapings in this case. there was also a drop of blood on marie's saab. but at the time of marie's murder, dna analysis was still in its infancy-- those samples had never been tested. in 2004, detective seyler called john lewin, a prosecutor with the l.a. d.a's office major crimes division. lewin specializes in co