The disappearance of Today show co-host Savannah Guthrie’s mother Nancy Guthrie remains unsolved even after investigators retrieved video footage of a possible suspect in front of her doors on the ...

DNA from gloves found two miles from the crime scene did not match any profiles in the CODIS system.

Investigators in the Nancy Guthrie case have turned to genetic genealogy as they try to make the most of potential DNA ...

A genetic expert who helped crack Idaho killer Bryan Kohberger’s case says there’s still hope of building a DNA profile on the glove found near Nancy Guthrie’s Arizona home — even though the FBI came ...

Here's what we know about a South Florida DNA lab chosen over Quantico to analyze evidence in the Nancy Guthrie abduction.

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.

SAN ANTONIO – The Bexar County Sheriff’s Office made a significant breakthrough in a yearlong murder investigation that had seen little progress. Stacey Dramiga, 63, was attacked, sexually assaulted ...