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

October is when voting begins, a debate happens and races usually tighten. Kari Lake begins from behind, polling shows.

Impacted voters will receive a full ballot in the upcoming election following a quick decision by the state's highest court on Sept. 20.

Officials say about 218,000 of the state’s 4.1 million voters were improperly recorded as having provided proof of citizenship, as required to vote in state and local elections.

Up and down the ballot, Arizona voters will have an outsize impact on the makeup of the federal government in the 2024 election.

A GOP-backed ballot measure would end the practice of giving Arizona voters the right to recall their state Supreme Court justices if passed this November. If approved, Arizona’s Proposition 137 would end retention elections for state Supreme Court justices,

The announcement from Arizona’s Democratic Secretary of State Adrian Fontes marks the second time officials have found issues with voter registration rolls.

The Republican Senate candidate is far behind her Democrat rival Ruben Gallego among both likely and registered voters.

The urban heart of Arizona is home to critical voting blocs and has traditionally gone Republican in presidential elections. Four years ago, it swung to Democrats for only the second time in decades.