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: A specialized forensics lab in San Francisco, known for its work on high-profile serial killer cases, has reportedly joined the investigation to assist with complex evidence.
: After more than two months, the case has been transitioned to a specialized task force comprising homicide detectives and FBI agents . Latest Search:
: The FBI is currently using enhanced technology to analyze DNA and hair samples found at Nancy Guthrie's home. : A specialized forensics lab in San Francisco,
: Sheriff Chris Nanos has noted technical snags with "mixed DNA" evidence sent to laboratories, which has complicated the identification of suspects. Case Background & Leads Nancy Guthrie disappearance: Day 39 latest updates Latest Search: