Second annual breast cancer symposium held at the University of Arizona [Video]

A hiker claimed a man pulled a gun on him while on a Tucson-area trail.

There will be no criminal charges in the disappearance of hundreds of small animals in Arizona.

Attorney General Kris Mayes announced the names of the additional defendants indicted in the ongoing investigation into the fake elector scheme.

Authorities have released video from the fatal hours-long standoff in Tucson on March 10.

Elon Musk has said he plans to chance X again, by banning engagement farming.

Facing more than 100 years in prison, accused church arsonist Eric Ridenour stands by his choice to defend himself.