Arizona has experienced very close election results, which require meticulous counting to ensure accuracy. When races are tight, officials are even more careful with the count, and this often includes double-checking totals and verifying batches, adding to the time needed.

The Arizona Supreme Court declined Sunday to extend the deadline for voters to fix problems with mail-in ballots, a day after voter rights groups cited reports of delays in vote counting and in notification of voters with problem signatures.

Donald Trump has won Arizona, completing yet another swing state victory and adding 11 electoral votes to his column.

The victory added to the list of battleground states that Mr. Trump lost in 2020 and flipped back four years later.

Proposition 314 makes it a state crime to cross the border unlawfully, allows police to arrest and deport migrants.

Kari Lake has lost the Arizona Senate race, projections show. Democrat Ruben Gallego will beat Ms Lake and replace outgoing independent senator Kyrsten Sinema, according to a forecast by Decision Desk HQ. Mr Gallego, a former marine and congressman, led his Republican rival by 45,000 votes as of Sunday morning with 89 per cent of the vote tallied.

Republican Arizona legislator Justin Heap has been elected to oversee elections in the state’s most populous county