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On December 7, 1993, a gunman opened fire in a crowded commuter train on Long Island. This fact-based story focuses on the events that swell around Carolyn McCarthy, a woman whose husband is killed and her 26-year-old son is severely wounded in the massacre. The result is she is forced out of her comfortable suburban existence and she becomes an out-spoken crusader against assault weapons. The film shifts from her perspective to the mind of the killer and finally to the media frenzy that surrounds both.
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