day. that s what made me nervous. they had a secret plan. and you are wearing a wire? yes. to solve that baffling case. a college student on a friday night out who vanished. she is a very shy girl. but she was something special. the possible suspects? just about everyone. the friend, the boyfriend. the mysterious older man. even her mom. i was shocked that they even suspected me. so why were police that a dead end? enter this guy. do you see things other cops don t say? phenomenal. they call him the evidence whisper. he was about to crack this case opened before your eyes. the answer was in the details? it was right there. and you won t believe how. i m thinking, i spoke to. it worked. i hope, i m not sure. hello. and welcome to dateline. 20 year old lindsey the told each other everything. or so her mother believed. when the college student vanished after a night out clubbing, nancy thought that she was at a sleep over with friends.
and welcome to dateline. 20 year old lindsey the told each other everything. or so her mother believed. when the college student vanished after a night out clubbing, nancy thought that she was at a sleep over with friends. and that wasn t the only thing that lindsey was hiding. it would take years for detectives to uncover the truth. in a pile of lies. but could they find lindsey? here s josh mankiewicz with the night lynsie disappeared. sometimes the facts are as clear as the southern california sky. but other times, you have to know where it will look. to see the truth. this man has made a career of noticing what others did not. what is his reputation? a meticulous investigator. just pours over volumes of
they also took off the boyfriend, matthew. and that he was someone else the time she went missing. that leftist too. marty, who police did not trust because of his secret relationship with lynsie and because he had lied about his identity. and the man who dropped lynsie off at the corner. the last person to see her before she vanished. christopher mcamis. do you remember it yes. april 2002, more than a year after lynsie went missing. detectives decided to start over. they brought christopher mcamis back to see if his story still held up. i definitely think that lindsey has been, like, either abducted or something happened to her. right, well like what? i d really rather, really rather think that she is with friends or something like that. police turned up the heat. let s talk about the
they had heard lynsie referred to him as her friend. that s all anybody knows him by. as him. as her friend? yes. nancy had no idea that lynsie was friends with any older man. she was about to find out. two days after she vanished as you get a phone call? yes. you are at your winds and? yes. and the phone rings, and it s marty. did you know marty? no. as far as you noted lynsie know marty? no. the plan was to pick up lindsey at school, but she wasn t there. he said he had money of lynsie that she needed for tuition. none of that made any sense to nancy. nancy her mother gets a phone call. a guy name marty. marty. and what is marty say to her? marty says that he has befriended lindsey, he is a friend of lindsey s and he is concerned because he had not heard from her.
what did you learn about marty? marty was not marty. he was really marty per gensler, he did not have a criminal record. what he did have was a relationship with lindsey, that he did not tell his wife about. he told police that he would often pick lynsie up and give her rides. but that was about it. marty was 58. and she was 20? she was 20. and they were boyfriend and girlfriend? i don t think so. so police brought in marty. over two days, they recorded those interviews. at times, on video. and sometimes just an audiotape. one is a lesson that you saw lindsey? a week ago. i don t think so. absolutely. absolutely not. marty said that he had lindsey on the day that he had gone to san diego on a friday. did she see? when we really didn t believe him.