The Arizona Senate race will take a while to settle.

First, it will take a couple of days to hand count close to 600,000 ballots in Arizona. Then we may see recount challenge by the loser.

Please note Hundreds of thousands of ballots still out in tight Arizona Senate race.

In Pima County, election officials say nearly 80,000 ballots still need to be counted. Sinema carried a strong lead in Pima County, with 55.2 percent of the vote counted so far, while McSally only received 42.8 percent. County election officials say they won't resume counting those ballots until Thursday.

The vast majority of ballots to be counted, however, are in Maricopa County, election officials say. Sinema has a narrow lead there with 49.4