In 1987, a young couple was killed in Washington state. This case, and others like it, were unsolved for decades — until a new technology emerged. This week on Decrypted, Bloomberg's Kristen V. Brown visits CeCe Moore, who's at the forefront of using genetic genealogy to hunt killers. Her work is made possible by consumers who upload their DNA test results to the internet to learn about their family lineages and their own health. But did these consumers intend for that information to be used to track down criminals?

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