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Investigators Discover Martin MacNeill's Life of Lies

Act 4: Two years after Michele MacNeill's death, the case is reopened.
02/22/2014

Transcript for Investigators Discover Martin MacNeill's Life of Lies

Once again, Elizabeth vargas. Four years ago, two desperate sisters took their story to "20/20." After a small-town police department closes the case on their mother's death and let their father off... See More
This transcript has been automatically generated and may not be 100% accurate.
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