>> people don't really want to have it out in public that, "oh, yeah, i was patronizing a call girl." >> reporter: they checked out a drifter named john livingston who, the night paige vanished, called her again and again from a motel 6. desperate, apparently, for her attention. >> yeah, this is john at motel 6, room 237. >> reporter: except there was no evidence paige ever went to see him. but then there was this client, lester ralph jones. that's him standing in the shadow of his front door. investigators got a tip about jones from this friend of paige's named carol linderholm. paige had scheduled an appointment with jones the night before she disappeared. but for some reason didn't want to go, asked linderholm to meet jones instead. >> he was expecting her. and then i think -- >> and then you showed up at his door. >> right.