Pima County

U.S. Border Patrol agents answering reports of gunfire shot and killed a man on a tribal reservation in southern Arizona after he abruptly threw something and raised his arm, the agency said Monday.

The FBI and Tohono O’odham Nation police are investigating the fatal shooting of a tribal member by U.S. Border Patrol agents in southern Arizona.

A human brain is a very complex organ, and when Alzheimer's Disease moves in, the disease is devastating and fatal. A researcher at the University of Arizona, however, is hoping to change that, and he is using the power of artificial intelligence to identify the disease's cause, as well as potential drug targets.

A Tucson man accused of killing his estranged wife and her two children was convicted Monday of three counts of first-degree murder.

Arizona House Democratic Leader Andrés Cano announced he intends to resign when the current legislative session ends, so he can begin pursuit of a graduate degree this summer at the Harvard Kennedy School.

U.S. Forest Service fire investigators announced that they have found the person allegedly responsible for the Molino 2 wildfire, which started April 30 and forced the closure of Catalina Highway in the Coronado National Forest.

A Hawaii circuit court document filed this week said Latu and de Laura reached a settlement with the woman after a mediation process. The amount of the settlement wasn’t disclosed.

Arizona had the most eateries included on Yelp's list, and one of them even took the #1 spot.

A man already convicted of murdering a Tucson teenager in 2014 is scheduled to be retried in the kidnapping and death of a 6-year-old girl.

The University of Arizona is severing ties with its first female police chief as well as a provost after criticism of campus safety issues arose following a professor’s shooting death.

The Green Valley Fire District says that this is one of the busiest rattlesnake seasons it has ever seen.

The bill originally extended the school's operations for eight years, but the State Senate amended the measure to a four-year continuation.

Homicide detectives investigating the case arrested four men in connection to Brooks' murder – Muhidin Kassim, Quinton Holt, Dereck Ashe, and Christopher Ellis.

The parents of two transgender girls in Arizona are filing a lawsuit that challenges a year-old state law that bans their daughters from participating in school sports.

The driver who authorities say caused a deadly semi-truck crash that resulted in a nitric acid spill on I-10 near Tucson on Feb. 14 was found to have a .31% blood alcohol concentration.

Luciano Kristoff, 30, had reportedly been speeding in a stolen Ford pickup truck on State Route 90 when a trooper tried to pull him over in Huachuca City on March 8.

Tuition and fee increases have been proposed for all three public universities in the State of Arizona. Here's what you should know about the proposals.