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When Amy Duggar King found out that her cousin Josh Duggar had been committing sexual crimes, she could only think of one thing: the moment Josh sat in her living room and held her then-newborn son, Daxton.

"I have never felt more betrayed than in that moment, when this beautiful, precious newborn is in the hands of a monster," she tells TODAY.com. "I just vowed to myself that will never happen again. I will protect him at all costs."

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King was a fixture on TLC's "19 Kids and Counting," which followed the adventures of a large Arkansas family. As an only child living near her strict uncle and aunt, Jim Bob and Michelle Duggar, King was portrayed as bein

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