13 Children were kept isolated from society by their parents. Ages ranged from 2-29. A 17-year-old sibling escaped and called the police and rescued the other siblings. The neighbors didn't even know that there were children in the home. 

https://www.washingtonpost.com/news/post-nation/wp/2018/01/19/starved-beaten-unbathed-how-a-17-year-old-escaped-a-house-full-of-chains-and-freed-her-12-siblings/

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