The search for missing 84-year-old Nancy Guthrie, mother of “Today” show host Savannah Guthrie, has stretched into a second, anguished week, with mounting pressure on investigators and a family grappling with uncertainty.

As hundreds of federal and local agents scoured the Arizona desert and chased down potential leads in the nearly two weeks since Nancy Guthrie disappeared from her affluent neighborhood, families of o...

On top of the reward increase, the FBI also announced its Operational Technology Division reviewed the doorbell camera footage ... and the suspect is a male, standing 5' 9" - 5' 10" tall, with an aver...

On Tuesday, law enforcement released still images and surveillance video of an armed man captured on a Nest camera outside Nancy Guthrie's Catalina Foothills home.