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Daughter Channels Sept. 11 Grief Into Film, Activism

Carie Lemack, who lost her mother on Sept. 11, says she will never quit trying to prevent that kind of tragedy from happening again. Ten years later, Lemack is still on that mission — and she's not only founded two nonprofits, she's also made an Oscar-nominated documentary and is on a first-name basis with Sen. John Kerry.

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