A powerful DNA database helped crack a 30-year-old cold case. Experts say CODIS is transforming investigations and solving ...

SAN ANTONIO – The Bexar County Crime Lab has access to the national DNA database that helps match samples and identify possible criminals. CODIS, which stands for “Combined DNA Index System,” is a ...

Add Yahoo as a preferred source to see more of our stories on Google. The FBI is planning on using genetic genealogy in the Nancy Guthrie investigation. On Tuesday, Feb. 17, the Pima County Sheriff’s ...

TUCSON, Ariz. – DNA found on a glove near Nancy Guthrie's home as well as inside her residence didn't produce a match in an FBI database, Pima County Sheriff Chris Nanos said. During an interview with ...

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 ...

A member of the FBI's Evidence Response Ream searches an area around Nancy Guthrie's residence in Tucson, Ariz., on Feb. 11. Police say that DNA samples have been recovered in and around Guthrie's ...

The Pima County Sheriff's Department released new information Tuesday about the Nancy Guthrie investigation. Investigators said the DNA evidence from gloves found approximately 2 miles from Guthrie's ...

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 ...

Investigators in Arizona are hoping that DNA found in and around Nancy Guthrie's house in Tucson could lead them to a suspect — and the missing woman. Guthrie, the 84-year-old mother of Today show ...