The Arizona Supreme Court has cleared the way for voters to decide on establishing open primaries. Proposition 140 already was printed on ballots that were mailed to some voters.

Kamala Harris has a star-studded lineup of supporters coming to Arizona on behalf of her presidential campaign.

Homeowners associations in Arizona have a lot of rules, but they can't do much about political signs ahead of Election Day. Here's what to know.

The Secretary of State's Office will launch an internal investigation into the coding error and search for ways to narrow the list of impacted voters.

The "Alias" and "13 Going On 30" actress is hitting the Arizona campaign trail for the Democratic ticket. Here's what to know.

The Arizona Supreme Court ruled the votes for Proposition 140 will be counted, erasing an earlier statement that left the open primaries measure in doubt.

Election Day isn't until Nov. 5. But mailed ballots go out across the Grand Canyon State starting Oct. 9. Here's what to know about voting early.

Victory for Republican candidate Robert Scantlebury in Legislative District 9 could upset Democrats’ chances of tying or winning the state Senate.

Arizonans are preparing to vote on a state constitutional amendment to allow abortion up to the point of fetal viability.

Arizona’s top court handed a victory on Friday to backers of a ballot measure that would amend the state constitution to allow for open primaries, ruling that votes must be counted amid a dispute

The state Supreme Court upheld a prior ruling from the Maricopa County Superior Court, which dismissed the challenge from the opponents of the measure.