that's evening, fbi agents search john hinckley's washington, d.c. tel room. >> hinckley had laid out, this was the bizarre thing, really bizarre, he had laid out there from the morning's newspaper and the president's schedule. he had beside that a statement, really, in the form of a letter to the actress jodie foster. >> in his letter hinckley writes, i am doing all this for your sake, jodie. i'm asking you to, please, look into your heart and at least give me the chance with this historical deed to gain your respect and love. i love you forever. john hinckley. >> it was when we read the letter from the hotel room that we finally put the pieces together. >> it looked to all of us, gut feeling, this is a lone gunman and there was the motive. to impress this actress. >> we can understand political motives, but here we have a motive of love. i'm only in my 60's. i've got a nice long life ahead. big plans. so when i found out medicare doesn't pay all my medical expenses, i looked at my options. then i got a medicare supplement insurance plan. [ male anno