From chilling surveillance footage and alleged ransom notes to DNA and a collection of gloves, here’s a look at what we know about the evidence in the Nancy Guthrie investigation.

Add Yahoo as a preferred source to see more of our stories on Google. (L-R) Savannah Guthrie and mother Nancy Guthrie on June 15, 2023. (Nathan Congleton/Getty Images) Arizona authorities say they are investigating ransom notes and have confirmed DNA ...

DNA science has helped solve criminal cases for decades. But increasingly, investigative genetic genealogy — which was first used for cold cases — is helping to solve active cases as well.

After investigators confirmed gloves recovered near the scene did not contain matching DNA from inside Nancy Guthrie's home, forensic consultant Dr. Ron Martinelli explains why the case is far from ov