“Investigators are not ruling out the possibility that more than one person may be involved,” a Pima County sheriff's ...

The 911 communications center fielding tips in Nancy Guthrie’s disappearance has been swamped by calls ...

The FBI has been in touch with the Mexican government and Mexican law enforcement regarding the disappearance of Nancy ...

Here's what to know about the DNA evidence collected so far in the investigation into Savannah Guthrie's missing mother and ...

The following is a chronology of key developments in what authorities describe as the abduction of Nancy Guthrie, the 84-year ...

DNA science has helped solve criminal cases for decades. But increasingly, investigative genetic genealogy — which was first ...

Another ransom note demanding $6 million in cryptocurrency in exchange for the safe return of Nancy Guthrie was sent to TMZ ...

Nancy Guthrie, the 84-year-old mother of Today show host Savannah Guthrie, was last seen at her home near Tucson on January ...

With the search for Nancy Guthrie in its third week, law enforcement is analyzing DNA evidence and looking at her pacemaker ...

Investigators searching for Nancy Guthrie, the mother of "Today" show co-host Savannah Guthrie, have uncovered several ...