| CNN.com delivers up-to-the-minute news and information on the latest top stories, weather, entertainment, politics and more. | Why there are more walk-away moms | | Eleven years ago, Brenda Heist dropped off her young kids at school -- and never returned. Not to pick them up later, and not to their Pennsylvania home. The family thought she was dead. That something terrible had happened to her. What else could explain the sudden disappearance of a woman her daughter, then 8, later described as a "great" mom? |
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