The at-home DNA test craze is putting us all at risk

Investigators have begun solving violent crimes through a new kind of DNA search - one that relies on DNA data from popular at-home DNA tests like 23andMe and AncestryDNA. But, as consumer DNA databases grow, a disturbing reality emerges: you could be identified via your DNA even if you’ve never taken a DNA test yourself. In this video, we explore how that’s possible.
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