In an interview with The Daily Mail, Pima County Sheriff Chris Nanos admitted that authorities are "stuck" on the exact motive.

Sheriff Chris Nanos responds to speculation about Nancy Guthrie’s son-in-law as investigators pursue kidnapping leads in the ongoing search.

Pima County Sheriff Chris Nanos also noted that he and his team don’t want to put a “mark on somebody who could be completely innocent.” ...

The search for Nancy Guthrie has entered its third week as investigators hunt down a suspect seen tampering with her doorbell ...

In a new video posted online on Sunday, Savannah Guthrie told whoever had abducted her mother, Nancy Guthrie, that “it is never too late to do the right thing,” making an emotional direct appeal at ...

The huge disparity in price between Nancy Guthrie and her daughter, Annie Guthrie and son-in-law, Tommaso Cioni's Arizona properties, which surfaced amid former's disappearance.

Pima County SWAT team arrests three persons in Nancy Guthrie investigation, including a mother-son duo, as per a new report ...

The search for missing 84-year-old Nancy Guthrie, mother of “Today” show host Savannah Guthrie, has stretched into nearly a third, anguished week, with mounting pressure<a class="excerpt-read-more" hr ...

Authorities say 42-year-old Derrick Callella allegedly tried to exploit the disappearance by sending phony bitcoin demands to ...

Dominic Evans, Tommaso Cioni's former bandmate, again came under public scrutiny during the Nancy Guthrie kidnapping probe as authorities headed to Marana.

Annie Guthrie and Tommaso Cioni have been thrust into the spotlight because of the abduction of Nancy Guthrie, mom of Annie and Savannah Guthrie.

Former CNN and NewsNation host Ashleigh Banfield isn’t backing down from her report that Nancy Guthrie’s son-in-law, Tommaso ...