Investigators returned to Nancy Guthrie's Tucson neighborhood as the search for the missing 84-year-old entered its 22nd day.

Investigators are hopeful that some of the DNA that was found at Guthrie's home can be parsed and help point to a suspect in ...

Pima County Sheriff Chris Nanos revealed that there are problems with the DNA evidence collected from Nancy Guthrie’s house ...

Pima County Sheriff Chris Nanos is spearheading the local investigation into Nancy Guthrie's disappearance, not without some ...

Sunday marks the third week since 84-year-old Nancy Guthrie, the mother of NBC "Today" show host Savannah Guthrie, ...

Authorities are warning volunteer search groups to stay off Nancy Guthrie's property and give investigators space after ...

Law enforcement agencies have yet to name a suspect, but they are looking for a man seen on surveillance camera outside ...

A major setback has occurred when it comes to the DNA that was recovered from the scene in the ongoing Nancy Guthrie ...

Pima County Sheriff Chris Nanos has explained that there are some problems with the DNA evidence collected from Nancy Guthrie’s house.

We're entering day 22 since 84-year-old Nancy Guthrie vanished from her Tucson home and now the investigation is facing a ...