Operation Fast and Furious was the fourth “gun–walking” investigation run by the Bureau of Alcohol, Tobacco, Firearms and Explosives in the Phoenix area, according to a congressional report released Tuesday.

An Arizona lawmaker is renewing his fight to allow students and professors to carry guns on campuses.

Prosecutors are opposing a request by the parents of a Border Patrol agent fatally shot near the Arizona-Mexico border to become a party in the case against a man accused of buying two rifles found at the shooting scene.

In an effort to stem the illicit flow of weapons into Mexico, the Justice Department says gun shops in four Southwest border states will be required to alert the federal government to frequent buyers of high-powered rifles.

Various media outlets are now reporting Bundgaard's latest version of events, and sources in the caucus have told our reporter and other members of the Capitol press corps that his explanation for why the gun-pulling incident didn't make the police report is that he wanted to protect Ballard.

Senators say Majority Leader Scott Bundgaard's plea to keep his leadership post included saying that more information will come out regarding an alleged domestic violence incident, including that his ex-girlfriend handled a gun in his car at one point during the altercation.

A bill to ease the state's regulation of concealed weapons permits is scheduled to be considered by the Arizona House on Thursday.

A Colt revolver that was popular in the West in the late19th Century would be designated as Arizona's official state firearm under a new bill introduced in the Legislature.

Harper is renewing his goal of allowing faculty with concealed weapons permits to carry firearms on colleges and universities. His H2001 has already gained the attention of national gun-control groups, which claim the legislation would hamper law enforcement officers responding to campus shootings.

The Arizona House has scheduled a vote on legislation that would make Arizona the third state allowing people to carry concealed weapons without a permit. The House is set to vote on the bill on April 8. The Senate approved ...