Early in-person voting is beginning in Arizona, making it the first of this year’s presidential battleground states where all residents can cast a ballot at a traditional polling place ahead of Election Day.

Former first lady Melania Trump in her new memoir questioned how Fox News was able to call Arizona for Biden "so early" on election night.

Kamala Harris’ campaign is launching a blitz in Arizona, with plans to swamp the state with events and canvassing efforts, all timed around the start of early voting.

Arizona’s 11 electoral college votes could be vital for both Kamala Harris and Donald Trump’s path to victory. President Biden won Arizona by just over 10,000 votes in 2020. White House Correspondent Laura Barrón-López traveled to the Phoenix suburb of Tempe to sit down with four lifelong Republicans to get their take on the presidential race,

Republican officials in Maricopa County, Arizona have faced threats after speaking out in defense of election results.

The Arizona Legislature would have new power over state agencies that want to create certain new regulations if voters approve Proposition 315.

Here's what you need to know about the current 2024 pre-election law on abortions, Plan B and other reproductive care in Arizona.

With early balloting starting Wednesday, Grand Canyon State voters appear ready to elect Donald Trump president again after choosing Joe Biden in 2020 by barely 10,000 votes, as new polls show key

Watch NBC News' Julie Tsirkin's full interview with Arizona Republican Senate candidate Kari Lake as the two discuss border security, state abortion laws and Republicans throwing their support behind her opponent,

Rate increases and another blistering summer have meant big bills for residents of the battleground state. Politicians, including Donald Trump, have noticed.

As early voting is about to get underway across Arizona, Democrat Ruben Gallego’s significant polling lead over Republican Kari Lake in the U.S. Senate race has inched upward.