john hinckley junior., after being institutionalized for more than three decades, he is pretty much a free man. it was a rainy spring monday in washington, d. c., just a few months after ronald reagan was elected president. >> march 30th, 1981, 70 days into reagan's first term. it's a nothing day. he's giving a speech at the washington hill. >> and nothing day that was about to turn into a day no one would ever forget. los angeles times reporter interviewed well over 100 people for his book -- rawhide, the secret service code name for president reagan. >> we're going to convince the city that the power begins and ends with the people. >> he gives a speech, he's walking out, it's 2:27 pm. >> i was part of the press pool, which is a small group of reporters who follow along in the motorcade. >> pbs news our anchor and managing editor was a white house correspondent for nbc news. >> he came out the door and was waving. i remember, he raised his arm to wave to people there. >> 15 feet away was a rogue line, wh

. >> now, an unprecedented look into the mind and new life of the gunman, john hinckley junior.. the cop, who questioned him, speaks out in his first nationally televised interview. >> i just didn't think he realized the magnitude of what he

this week john hinckley tweeted his support for abortion, which is not surprising considering he supports claims that dogs with white sounding names get adopted from shelters faster than dogs with black sounding names. but my dog adolf already knew that. [laughter] oh, we are the best. finally subway restaurants are offering presandwiches for the first person who gets a foot-long tattoo, which is a lot better than when jared offered free sandwiches to see anyone's foot-long. [laughter] those are pretty damn good. don't go away. we will be right back. meet leon the third... leon the second... and leon... the first of them all. three generations, who all bank differently with chase. leon's saving up for his first set of wheels... nice try. really? this leon's paying for his paint job on the spot... and this leon, as a chase private client, he's in the south of france, taking out cash with no atm fees. that's because this family of leons has chase. actually, it's león. ooh la la! one bank for now. for later. for life. chase. make more of what's yours. >> tech: when you have auto glass damage

remission, and granted his unconditional release, it's a new chapter in the life of john hinckley junior, who for decades after shooting an american president, appears at peace with his past. >> that's all for this edition of dateline. i'm natalie morales. thank you for watching. >> i am natalie morales, and this is dateline. >> i can't even believe he would meet someone at a park at 3 am. i think that you knew the second got in his car that something was wrong. >> a new chapter in a heartbreaking story. >> i think you have done a wellness check on my daughter? >> a secret life, uncovered. >> she was a dating site, looking for sugar daddies. >> going into it blindly is not something i would recommend. >> chilling details, revealed. >> is this guy dodging us? >> he selected her as his victim. >> towards the bottom of the dig site there was a damaged iphone. >> it looks like maybe clothing, it was just a sinking feeling, really. >> i should play this one that i had with, or i just want to grab her and say, do not do it, do not go. >> hello, and welcome to dateline. college student mackenzi