Paperwork John News Today : Breaking News, Live Updates & Top Stories | Vimarsana

>> i'm craig melvin. >> and i'm natalie morales >> and this is dateline. >> i felt like this was the on that i have been waiting for maybe it was too good to b true oh. did he love me or was this all a game >> a beautiful businesswoman falls for a dashing doctor but her daughters have doubts. >> i had lots of suspicions. >> she thinks his fingernail are dirty. this knit does not look to her like the hands of an actua doctor >> who was this guy? >> his nickname was "dirty john". >> this woman knew him all too well >> i started snooping and found everything >> this reporter made some u...

i felt like this was the one that i've been waiting for. >> maybe it was too good to be true. did he love me or was this all a game? >> a beautiful businesswoman falls for a dashing doctor. but her daughters have doubts. >> i had lots of suspicions. >> she thinks his fingernails are dirty. this does not look to her like the hands of an actual doctor. >> who was this guy? >> his nickname was "dirty john". >> this woman knew him all too well. >> i started snooping and i found everything. >> this reporter made some unnerving discoveries, too. >> he scared a lot of people. he swindled a ...

>> they learned that one of his recent addresses was the orange county jail. >> john was not a center of care packages. he had been an in meat. and then in march 2015, four months after jon moved in with debra, the sisters snoop to around the balboa island house and jackpot, they found a stash of paperwork john had left their. legal documents. police reports. >> reports that he stopped other women and that other women had restraining orders on him. >> john's papers outlined a long criminal history. multiple arrests and incarcerations, joe convictions. alarming stuff. >> and debra was hesitant ...

That was it. they were fed up. refused after that to speak to her. this was a very big, bad problem in your life. >> yeah. >> reporter: just how big and how bad they didn't know yet. but buried in that stash of john's papers was the name of someone who did. a detective, way off in ohio. one of the sisters picked up the phone. called him. what did you think when you got her call? >> i said, "he's very, very dangerous. you need to talk to your mother. you need to have her call me. i will tell her everything." >> reporter: that is, the strange and disturbing tale that begins with -- her. coming...

It made me tremble. i was in the middle of a case, and it just -- it popped up on the screen as a notification. "john was killed." by the time i took the patient outta the room, i was in tears. yeah. i wasn't in tears 'cause he died. i was in tears 'cause i had to tell his children. and that made me very sad to have to tell them. it was awful. >> reporter: her daughters, 16 and 21 at the time, said they regretted not being able to show him how well they turned out in spite of him. and now? debra still struggles with guilt. >> i would have never, ever in my entire life put my kids at fear -- or...