Detectives contacted him, and he refused to divulge his real identity. So, detectives did whats called a Reverse Directory on one of the numbers John Wilson used to call chanin. It was traced to a Pay Phone outside a library at Washington State university. I mean, who uses Pay Phones anymore . Narrator the answer, at least in this case, was someone who wanted to hide his identity and even his location. The problem for John Wilson was that there was a Surveillance Camera near this Pay Phone, and it recorded this image of someone walking to that phone at almost exactly the Time Records showed chanin took the call. Investigators who were still contacting him by email gave him a choice. He could voluntarily identify himself,