Arizona knows how to measure alcohol‑impaired driving. DUI law gives us a hard 0.08 blood alcohol level and decades of validation behind it. Cannabis is different. We still lack a widely adopted roadside test that reliably establishes impairment.

(The Center Square) - An Arizona bill attempts to address the police shortage throughout the state. Senate President Warren Petersen, R-Gilbert, introduced Senate Bill 1107, which would provide a pathway for honorably discharged veterans and former military police officers to become peace officers.

Investigators were back at the home of Nancy Guthrie on Friday, nearly a week after she went missing. They were seen taking a closer look at the roof of her house and at a car in Tucson, Arizona. Andres Gutierrez shares details about the ongoing search for the mother of "Today" show co-host Savannah Guthrie.