The suspect who police say intentionally killed a father of five with his car in Phoenix on Dec. 27 has been arrested.

A drone assisted Mexican state police and U.S. Customs in locating and closing a tunnel under the San Luis border wall, marking the third such discovery in the Yuma sector this year.

Repairs are still ongoing in Death Valley National Park over a year after Hurricane Hilary swept the southwestern U.S.

It’s taken four years and driven Valley drivers crazy, but construction on the 11-mile stretch of highway is almost complete.

Phoenix Mayor Kate Gallego talks about the challenges of leading in the nation's hottest big city and outlines her climate ...

The Arizona Department of Transportation has announced nine construction projects either continuing, starting or finishing in ...