Bhutto wrote e-mail on October 26 , eight days after deadly suicide bombing . Before returning to Pakistan , Bhutto told CNN she was aware of threats . Score: 6 Bhutto was concerned problem was worsening as elections neared , Siegel says .
Bhutto wrote e-mail on October 26 , eight days after deadly suicide bombing . Before returning to Pakistan , Bhutto told CNN she was aware of threats . Lack of security worried Bhutto upon her arrival in Karachi , adviser Siegel says . Bhutto was concerned problem was worsening as elections neared , Siegel says .