DNA recovered from inside Nancy Guthrie's house may not provide enough evidence to help investigators identify the people behind the disappearance of the mother of "Today" show co-host Savannah ...

Investigators find mixed DNA at Nancy Guthrie's home, offering new hope in the ongoing investigation. Learn about the challenges and potential breakthroughs.

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.

SCOTTSDALE, Ariz. - A judge in Maricopa County has thrown out the DNA sample that led to the arrest of a man accused of killing a Scottsdale woman in 2015. The murder of Allison Feldman confounded ...

SCOTTSDALE, Ariz. - The state of Arizona is appealing a ruling regarding the use of a suspect's DNA in connection to the murder of Allison Feldman, a Scottsdale woman who was killed in 2015. It took ...

The Pima County Sheriff previously said the DNA recovered from Nancy's home is mixed, which complicates the process of getting results.

Contamination and other errors in DNA analysis have occurred at the Washington State Patrol crime labs, most of it the result of sloppy work. The most common problems are cross-contamination by ...

We wanted to see if Ancestry can actually reveal a person’s family history and what records were available in its database, ...

Without a sample of the former president’s DNA in evidence in the case, both sides agreed not to discuss the issue at trial. By Kate Christobek In the last few minutes of questioning in the defamation ...

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.