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A genetic genealogist who helped unmask the notorious Golden State Killer tells CNN’s Brianna Keilar how the technique could be used to track down Nancy Guthrie’s abductor.
Date: February 19, 2026
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A genetic genealogist who helped unmask the notorious Golden State Killer tells CNN’s Brianna Keilar how the technique could be used to track down Nancy Guthrie’s abductor.