vehicle, and so we found a van, but we didn't find our friend. and that was really difficult. >> a forensic examination of the van revealed no evidence of foul play and there were no foreign fingerprints. even more troubling, sherry's personal bank account hadn't been touched since her disappearance. >> she just got a bonus at work, and she had just put that into the bank, i think, that week. so the theory from all the co-workers was why would she be putting all this money away and not leave with it, not touch it? >> police conducted extensive interviews with sherry's friend, kevin johnson. he insisted he had nothing to do with her disappearance. >> and he was later able to provide some information, what he was doing on the day she was reported missing. >> sherry's co-workers told