the last person to see her before she vanished, chris mccamis. >> do you remember loomis?> yeah. >> april 2002, more than a year after lynsie went missing, detectives decided to start over. they brought chris mccamis back to see if his story still held up. >> i would like to think that l lynsie has been like either abducted or something has happened to her. >> like what? >> i would really rather -- i would rae really rather like to think -- >> police turned up the heat. >> and strip away the i'd like to think, polyanna mind, you know, how things in a perfect world. >> it's a possibility she's dead. >> what? >> police thought chris seemed oddly calm, talking about a friend who may have been murdered. >> if it turns out somebody killed her, what do you think should happen? >> find them. >> find them and then what? >> throw them in jail. >> how long do you think they would serve jail? >> long time. >> like what? >> they would be gone for a while. >> that's as strong as you could get out of him? >> as strong as we could get out of him. >> not go to hell or i personally would e