As many as 26 million people may have taken an at-home DNA test. If you're thinking of taking one, you have to prepare yourself for the results. You may discover things about your family tree that you didn't want to know. On the other hand, the results could yield a pleasant surprise. But how accurate are the results? Listen as Kim explores the world of at-home DNA testing with Lindsay Groves, senior product specialist at 23AndMe, and Robert Bennett, a forensic toxicologist and DNA scientist.
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