that is terrifying. that is ter did you learn about him? does that include joe? >> yes. i am ashamed to admit it but yes. >> joe, the ex-boyfriend. >> what did you learn about him? >> lauren called it off, he did not. not. joe told detectives lauren spent the night in his room friday but left the next morning, said she was going to the pool at a local country club? did she make it there? detectives checked. >> we chased down her credit card when she made a purchase at the same pool. >> that receipt the friends found, that was time stamped 608 saturday, they pulled the video. hard to tell which was lauren's car and if anybody was with her. joe for example, did he rejoin her? impossible to tell from this. >> nobody could vouch for him, we were all studying. >> it seemed certain that