: 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.
: 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:
: After more than two months, the case has been transitioned to a specialized task force comprising homicide detectives and FBI agents . : A specialized forensics lab in San Francisco,
: The FBI is currently using enhanced technology to analyze DNA and hair samples found at Nancy Guthrie's home. Latest Search: