greenson.y anything about what happened. >> there is no actual evidence the attorney general visited that afternoon. >> marilyn's neighbors reported they did not see robert kennedy that day. >> even though people have tried to insert bobby kennedy into this day. if he had come there there was no way he could have walked on to that property without being noticed. >> but just days after losing her 21th century fox contract, marilyn made several phone calls to his office. >> we only know of the durations of two phone calls. one was for the duration of a minute, and the last one was 8 minutes. >> the truth about rfk's visit may never be known. but what happened next is clear. by mid-afternoon marilyn was not doing well. >> american called dr. greenson because she was in distress. and he asked mrs. murray to stay the night. >> she told mrs. murray she just wanted to sleep. >> she had eaten anything that day. she is taking narcotics. that's kind of a cocktail in itself why where she is unstable. with