knack tanney said they exchanged views on north korea and china. >> with suspicious but little hard evidence, the detectives let patty go. before she left, she began to shake with something that looked like real fear. what did she know about that young man, what sort of story was she spinning now? >> i don't think i'll be alive for long. i'm telling you, he'll come for me. he'll tell you he's coming here, but he'll kill me first. >> it was clear now that jaime ramos was the leading man, the key to solving the case, even if he wasn't involved, well, he surely would have known who was. but how could they get to him? he could be anywhere by now. as the detectives dug into jaime's background, they found he was devoted to his grandmother, the woman who raised him. maybe she would know where he was. >> and i explained to her the situation he was in and the reason for me needing to talk to him, because to be honest with you, we knew nothing at that point. >> she must have been pretty shocked. >> she was. she was devastated. and within 24 hours i had a phone call from jaime ramos. >> who, after stal