Sheriff Chris Nanos leads the investigation into the disappearance of Savannah Guthrie’s mother, 84-year-old Nancy Guthrie.

The AZDPS says there are serious injuries.

Jordyn Sanchez was sentenced to over 30 years for shooting two Pima County deputies. One deputy said he was "happy that justice was served."

Surrounded by vast desert, the long and windy road that leads to Nancy Guthrie’s home in the Catalina Foothills is dotted with prickly cacti and attractive houses.

A massive search for Nancy Guthrie, the 84-year-old mother of "Today" show co-host Savannah Guthrie, continued on Feb. 2.

The Pima County Sheriff's Department is urging the public to refrain from spreading unverified information regarding the investigation into Nancy Guthrie's disappearance.

The Pima County Health Department (PCHD), working with the Arizona Department of Health Services and local healthcare partners, is investigating a third confirmed measles case in Pima County.

Officials in Pima County and Sonora, Mexico, met on Wednesday to discuss major collaboration efforts.

The Pima County attorney says Immigration and Customs Enforcement is increasing activity across the county after the arrest of three Venezuelan migrants seeking asylum. Her comments came after videos of ICE arrests spread across social media.

The Pima County Sheriff's Department confirmed awareness of a ransom note in the disappearance of Savannah Guthrie's mother, Nancy, 84, who vanished from her Tucson, Arizona, home Saturday.