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flag DNA advances solved Canadian cold cases, leading to convictions decades later.

flag In 2025, advances in DNA analysis, including public database matches and genetic genealogy, led to the resolution of multiple cold cases across Canada, such as the 1994 murder of Marie-Chantale Desjardins and the 2008 killing of Catherine Daviau, resulting in convictions and identifications decades after the crimes. flag Quebec’s forensic lab processed thousands of samples annually, using modern techniques to re-examine old evidence, aiding in new arrests in cases dating back to the 1970s and 1990s. flag While law enforcement celebrates the progress, debates continue over privacy and ethical limits on DNA database use.

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