prison time, because the 15-year-old boy he pleaded guilty to having sex with told him he was older. >> how old, 68? >> and he wasn't going to catch a break on this one, because it said in the transcript, this boy was 13. >> robert lyons. i thought it was somebody else >> clearly he's had experience going through the criminal justice system, but it became pretty clear immediately during the police interview that lyons knew his way around the system and saw no benefit whatsoever in having any meaningful conversation with detectives. >> why are you here? tell me what's going on today. what are you coming over to the house for? >> at this point i think i will talk to an attorney on this. >> okay. >> so, a month ago, you got caught by perverted justice. >> i didn't get caught. >> talking to somebody who said they were underage?