As a strong critic of President Donald Trump and remaining unpopular in the state, Flake announced in October 2017 that he would not seek reelection.

[2][3] On the evening of Monday, November 12, 2018, McSally posted on her Twitter that she had spoken with Sinema and conceded.

The general elections took place on November 6, 2018, and the open 2nd district flipped from Republican to Democratic.

Winners are in Bold[5] Incumbent Republican governor Doug Ducey won re-election to a second term.

[13] DeWit resigned in April 2018 to become CFO of NASA and his replacement, Eileen Klein, announced that she would not be running for re-election.