hinckley was fueled by an obsession with actress, jodie foster. tter was written to her. >> dear jody, there's a definite possibility that i will be killed in my attempt to get reagan. it is for this very reason that i'm writing you this letter now. >> retired fbi agent, thomas baker. >> he explained he was doing this great act of love to impress her, and winner heart. >> i've got to do something now to make you understand, in no uncertain terms, then i'm doing all of this for your sake. >> the fbi needed to talk to foster. when agents arrive it yale university, where she was a student, the actress was visibly upset. she told him that hinckley started writing her soon after she arrived at campus, the previous fall. and hadn't stopped. >> was he threatening, what was it like? >> i'm not allowed to say. >> foster held a press conference few days later. >> the letters were assume to have been love type letters. have >> you ever seen hinckley? >> no. not to my knowledge, i've never met him. >> the fbi learned that hinckley had told his parents he was a