chris mcamis.e than a year after lynsie went missing, detectives decided to start over, they brought chris mcamis back to see if his story still held up. >> police turned up the heat. >> reporter: police thought chris seemed oddly calm talking about a calm who may have been murdered. >> if it turns out somebody killed her -- find them. >> reporter: that's as strong as we can get out of him? >> that's as strong as we can get out of him. >> i personally executed. she was my friend, there was nothing. >> reporter: his lack of emotions suggested that chris should move to the top of the list. but, it was not evidence. after the interview chris mcamis was free to leave. detectives were not closer to learn what happened to lynsie ekelund and neither is nancy. you thought one day she would walk back through the door? >> yes. >> reporter: she believed it because she wanted to and because over the years several people have told her they seen lynsie. >> they never saw the front of her face, they saw the back