and i think that was a little bit of nancy. >> the pd was working the case. they brought in the usual suspects, like the boyfriend. >> when you guys were dating, she hasn't been dating anyone else. >> no. >> his name was matthew ramirez. he was at college with lynsie. they'd been off and on a little bit. but then. >> she was like, i want to break up. >> what was off was soon back on. lynsie and matt were back together in time for the weekend, but not in time to make plans for that friday night. >> maybe i'll go to san diego. i told her, have fun, be careful, okay? she goes, okay. >> then, in came the last person known to have seen her. chris mcamis, 21 years old, out of school. he told the cops he was unemployed. lynsie had met him through