Watch CBS News

Sheriff defends use of 3rd-party lab in Nancy Guthrie case for DNA testing

Name: Sheriff defends use of 3rd-party lab in Nancy Guthrie case for DNA testing
Uploaded: 2026-02-13T16:00:00-0500
Duration: 2 min
Description: The Pima County Sheriff's Department is using a third-party lab to process DNA in the Nancy Guthrie case rather than leaning on the FBI in Quantico. Sheriff Chris Nanos explained the decision to CBS News correspondent Jonathan Vigliotti.

The Pima County Sheriff's Department is using a third-party lab to process DNA in the Nancy Guthrie case rather than leaning on the FBI in Quantico. Sheriff Chris Nanos explained the decision to CBS News correspondent Jonathan Vigliotti.