The matriarch with a grip on her powerful familys fortune. Did someone have a powerful motive to do her harm . I saw bruises on bonnies arms like somebody had grabbed her. She looked at him and said, you tried to kill me. Who was behind this . A search in the dark. Rightthere. All right. A secret in the family. And a jailhouse interview to make your jaw drop. You said you wished she were dead and then later she became dead. Im lester holt, and this dateline is a twisted tale deep in the heart of texas. People who are desperate will do desperate things. Tonight Josh Mankiewicz with queen of the county. Reporter in this country, we have always loved stories about power, money and the struggle to get our hands on both. Dallas was the saga of a proud texas family, rich and ruthless. How the hell did she end up marrying him . Reporter the story youre about to hear is like that. Maybe less glitz and less glamour. But then, j. R. Ewing was never as cold hearted as some of the people youre abo