she was just -- to me, she was perfect. she was the perfect daughter. and i dearly love her and miss her. >> there's a lot of lives that have been shattered because of her demise. >> demise, yes. no getting around it now. in july of 2006 the case was reclassified from missing person to homicide. a formality, really. they knew from the moment they arrived at the house, said d.a. investigator aaron lebleu, somebody killed debbie. >> we kept up hopes obviously for the family's sake, but it was clear that she was not alive based on the crime scene. >> investigators poked around debbie's life history looking for clues. >> she was very talkative, friendly, likable. she was kind of the life of the the party. >> this is debbie's sister, diane, who recalled how friends