A vehicle was removed from the driveway of Nancy Guthrie’s home on Friday evening by investigators. Nancy Guthrie -- the ...

On Friday, federal and local law enforcement officers seized a blue Subaru sport-utility vehicle believed to belong to ...

Agents search the Tucson home of the 'TODAY' show host's missing mom on Wednesday afternoon.

Federal proposals being considered could slash Central Arizona Project water deliveries — which Tucson uses to supply ...

Friends and strangers gathered Wednesday night to pray for the safe return of Nancy Guthrie, the 84-year-old Tucson woman ...

Homer Thiel documented hundreds of the saloons that crowded Tucson’s streets in the late 1800s. He even dug one of them up.

Former University of Arizona marching band members, from left, Nic Hiner, Elizabeth Miller and Robert Lochner, look through old newspaper articles about their 1967 Super Bowl performance during a ...

Authorities continue to search for Guthrie on Thursday, but have yet to identify any suspects in the high-profile case.

Also, hundreds of federal agents are set to withdraw from Minneapolis. Here’s the latest at the end of Wednesday.

The home of Nancy Guthrie, the missing 84-year-old mother of Savannah Guthrie, is located near hilly desert terrain.

Arizona’s Groundwater Management Act, passed in 1980, attempts to limit groundwater pumping in certain areas and stop the ...

Researchers at the University of Arizona have received up to $1.8 million from the Advanced Research Projects Agency for ...