Back in May, US District Judge Murray Snow ruled that the office of “America’s Toughest Sheriff”, as Arpaio likes to call himself, made use of illegal detentions and systematically racially profiled thousands of Latinos during their immigration-related enforcement operations.

In Sheriff Joe Arpaio's Maricopa County, about 75 percent of the 1,800 people brought up on human-trafficking conspiracy charges were actually charged with conspiring to smuggle themselves.

A homemade substitute for heroin called “Krokodil” was found in the US and authorities are worried that it will become mainstream. The drug causes the skin to turn greenish, scaly and eventually rot away.

Find out when and where to watch No. 5 Stanford host No. 23 Arizona Stateto jumpstart the 2013 Pac-12 seasons for both schools.

Arizona Governor Jan Brewer and two state transportation department officials filed a document on Tuesday expanding the state’s ban on issuing licenses to undocumented immigrants.

“Credible fear” asylum claims from Indians nationwide have soared in the past four years – from 80 in fiscal year 2009 to 1,935 as of late June. An investigation by the newspaper the Arizona Republic suggests that some Indians who file for asylum at the border with Mexico by saying they face political persecution back home might simply be angling to gain entry to the United States. The report echoes conservatives’ fears that the credible fear claim is little more than a “loophole” in immigration law.

Joe Arpaio told members of the Arizona civilian militia, the Minutemen, on Tuesday that if they continue carrying out border patrols in areas of the desert where his deputies also patrol, they could end up accidentally shot and killed. "If they continue this there could be some dead militia out there," Arpaio told the Associated Press.

ICE said 30 who were deported have criminal history.

The Dream 9 will have the chance to make their cases to stay in the U.S. permanently within the next year or two.

A cheerleader with the Arizona Cardinals was also a platoon leader in Iraq.

Robert Gill has some amazing skills and he proves them on this video. Watch the Arizona Cardinals newest addition run 25 miles per hour on a treadmill.

"These are the guys that will go out there with 40, 50 pounds of equipment and walk five miles," said fire chief Dan Fraijo. "They'll sleep out there as they try to develop fire lines" to protect homes in the area.

The Border Patrol said it would bring in more members of a special rescue unit. Agents in the Tucson sector rescued more than 170 people from the desert during a 30-day stretch in May and June when temperatures were even lower than expected over this weekend.

ACLU launches app in response to controversial SB 1070 bill that allows Arizona residents to report abuses under the law.

Justice Antonin Scalia wrote in the opinion of the majority ruling that a 1993 federal voter law "precludes Arizona from requiring a federal form applicant to submit information beyond that required by the form itself."

The remains of almost 800 people, or 34 percent of the total examined by the Pima County Office o the Medical Examiner since 1990, haven’t been identified.

Mystery surrounds the Arizona desert as five unidentified bodies were found by authorities. Medical personnel is trying to sort the case out, and so far the remains have been cataloged as murder victims from Mexico or Central America.

Two small planes collided in midair over central Arizona, killing all four occupants according to authorities.

A pair of twins in Arizona suffer stroke just months apart from one another.

Mom mexican prison incident has Yanira Maldonado in jail.

The Maricopa County, Arizona office of sheriff Joe Arpaio was found by a federal judge to have made use of racial profiling and illegal detention in his immigration patrols. His attorney says an appeal will be made within 30 days.

Jodi Arias declared during Tuesday's testimony that she now prefers life in prison over the death penalty.

A new online mapping tool lets the user track and find information on deaths along the border. The Border Patrol says 463 migrants died while crossing the southwestern part of the border in 2012, the highest total since 2005.

Some states have introduced legislation making gold legal tender in the wake of a faltering dollar.

Congressman Jason Chaffetz was surprised to find this feature on the U.S.-Mexico border.

On Friday, a court ruled that an Arizona law prohibiting controversial Mexican-American Studies curriculum in Tucson is constitutional.

Alleged murderer Jodi Arias answered to jury questions on the night Travis Alexander died: "I cannot remember."

Photos of the first documented public accident involving the 2014 Stingray has surfaced. Is the driver during the accident GM test driver Jim Mero?

Apparently, birds of a feather have no qualms about running up the score on one another.

An 11-year-old girl with leukemia who was spirited out of a Phoenix hospital by her mother - prompting a police search - is safe and being treated in Mexico, her father told NBC News on Wednesday.