>> i don't believe that for a minute. i mean, you've got someone who's dying a very, i would consider hideous death, certainly capable at any time of voicing that she had taken the poison because the symptoms are, you know, both painful, and you certainly are deteriorating with this. >> absolutely ludicrous. i mean, she had two children she loved dearly, she was a mother, she was young. she had everything to live for. >> also among nancy's papers was a diary, and it contained a blockbuster revelation. she accused her older brother, bill, of sexual abuse when they were younger. nancy said she feared her brother and questioned his ability to control himself. "sex, sick sex," the notation read. "with me, my girls." nancy's brother angrily denied the allegation but couldn't explain why she had written this in her diary.