in the very last photograph on the roll was a picture of roy melanson with a young woman he met in pueblo, colorado. >> melanson denied having anything to do with michelle's disappearance. he said they stopped for coffee and he admitted sneaking out the back way and stealing her car. and he said michelle's dog was tied up outside. melanson told police he dumped michelle's car in amarillo, texas. when police recovered the car, they found no evidence of violence either on the inside or outside. although the car had been wiped clean of fingerprints. >> all they have is somebody who's admitted stealing a car from a young woman that he left in town. there is no body. there's no evidence of foul play. >> it was also suspicious that this wasn't the only missing persons case melanson was involved in. >> there is another case where a woman in port arthur, texas, who was his landlady, disappeared and ironically the only thing that was found was her car and he was the last person seen with her. >> michelle's disappearance sent her mother into a serious depression. >> she became more and more despond