The Journal.To Solve a Cold Case, French Police Bent DNA Privacy Law
Aug 12, 2026 · 25 min
Across Europe, law enforcement agencies want permission to use genetic genealogy to solve criminal cold cases. But privacy laws restrict the use of recreational DNA in most of Europe. WSJ’s Matthew Dalton reports on how French investigators in one case skirted their country’s DNA laws by asking the United States for help. Jessica Mendoza hosts.
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