A fire that destroyed part of the Arizona and Maricopa County Democratic Party headquarters was an act of arson, authorities said Friday.

John McCain's first congressional chief of staff and the former Republican state attorney general is weighing a bid to win his seat when it becomes available again in 2020 -- as a Democrat.

A rundown of the people and groups who ended 2014 on the upswing and those who are glad to see the year come to an end.

While it’s nice to be liked as a politician, it’s better to be elected. And the results of this week’s balloting in Arizona challenge conventional wisdom and recent studies that suggest candidates with a more engaging social media presence are more likely to win elections.

Mark Brnovich’s supporters in the Republican primary cast him as the best hope of keeping the Attorney General’s Office in GOP hands following years of scandal from incumbent Tom Horne. The former prosecutor delivered on that optimism as he defeated Democrat Felecia Rotellini in one of Arizona’s most hard-fought statewide contests.

The parent company of the state's largest electric utility is spending hundreds of thousands of dollars through a third party to ensure that Republican Mark Brnovich becomes the next state attorney general.

A debate between the two candidates vying to be Arizona’s next attorney general quickly turned into a slugfest as Republican Mark Brnovich and Democrat Felecia Rotellini criticized each other’s records and savaged each other over issues such as private prisons, the Obama administration, border security and socially conservative legislation in a debate on Tuesday.

The candidates for Arizona attorney general are set to face off in a televised debate. Republican Mark Brnovich and Democrat Felecia Rotellini will debate at 5:30 p.m. Tuesday on KAET's Horizon show. The debate is sponsored by the Arizona Citizens Clean Elections Commission.

Former Arizona Gov. Fife Symington is among nearly 200 prominent Republicans who are endorsing Democrat Felecia Rotellini over the GOP candidate in the race for Arizona attorney general.

The Republican Attorneys General Association is preparing for the home stretch in the Arizona attorney general’s race, buying about $1.5 million in television airtime for the final month before the November election.