>> louis then claimed he had an accomplice and he wasn't talking about his wife who had set up the meeting with beverly. it was someone else. >> he said if anything happened to beverly, trevor done it. >> who's trevor? >> trevor is a guy that aaron lived with for a short period of time. >> did this give you hope there was an accomplice here and mean he did have beverly? >> i had hope we were going to find beverly alive. you have to. that's what keeps you going. >> louis said the last time he saw beverly, she was with trevor and offered evidence she might still be alive. louis played a recording from his phone and it was chilling. >> carl, it's beverly. i just want to let you know i'm okay. i haven't been hurt. just do what he says and please don't call the police. if you call the police, it could be bad. i just want to let you know, i love you very. >> it was encouraging but it only proved beverly was alive at the time of the recording. the detective told louis he needed more. >> that's when he finally says