In part three of “The Dead Unknown,” a young woman’s 12-year search for her father ends with more questions. Meanwhile, the case of Mountain Jane Doe takes an unexpected turn. The series tells the story of Jane and John Does in America and the thousands of families left in the dark about their loved one’s fate – a problem the Department of Justice has called “the nation’s silent mass disaster.” Part 3 of a four-part series For more information, check out our full investigation: https://www.revealnews.org/thedeadunknown