Democratic U.S. Rep. Ruben Gallego says he’ll challenge independent U.S. Sen. Kyrsten Sinema of Arizona in 2024.

Democratic Sen. Raphael Warnock has defeated Republican challenger Herschel Walker in a runoff election in Georgia.

Republicans are engaged in a round of finger-pointing as both parties sift through the results of Democrats’ stronger-than-expected showing in the midterm elections.

Republicans have won control of the U.S. House.

President Joe Biden tried to shape the midterm elections not as a verdict on his time in office, but rather on the contrast between Democrats and Republicans on American democracy.

Republican Blake Masters called Democratic Sen. Mark Kelly to concede in the Arizona Senate race.

Officials in Arizona’s most populous county have aggressively batted down rumors and slanted and false claims as vote counting has come under intense scrutiny in the battleground state.

The Associated Press has not yet called the governor's race in Arizona between Democratic Secretary of State Katie Hobbs and Republican former TV broadcaster Kari Lake.

The release of ballots on Saturday from Arizona’s largest county netted Republican gubernatorial candidate Kari Lake a few thousand votes, but she’s still trailing Democrat Katie Hobbs by tens of thousands of ballots.

Blake Masters wasn’t posting the numbers of votes he needed in Election Day ballots as they were counted and released days later by officials in Arizona’s biggest county.

Democratic Sen. Mark Kelly has won his bid for reelection in the crucial swing state of Arizona.

Polls closed three days ago in Arizona, but counting votes for the 2022 midterm elections continued into the weekend.

Former President Donald Trump has taken some hits in the aftermath of the midterm elections, perhaps none as hard as those from outlets controlled by news magnate Rupert Murdoch.

Democrats are holding on to narrow leads in key Arizona contests, but the races for U.S. Senate and governor are still too early to call.

Margins between Democrats and Republicans narrowed considerably Wednesday in key Arizona races.

Arizona Sen. Mark Kelly led his Republican rival, venture capitalist Blake Masters, but the race that could determine which party controls the U.S. Senate was too early to call.

A printing malfunction at about one-quarter of the polling places across Arizona’s most populous county slowed down voting Tuesday.

All 50 states are hosting midterm elections that will determine the balance of power in Washington and state capitals across the nation.

The turnout machine that left-leaning Latino activists have built since Arizona enacted a tough crackdown on immigrants will be put to the test in Tuesday's election.

The Libertarian candidate for U.S. Senate from Arizona, Marc Victor, dropped out of the race Tuesday and urged his supporters to vote for Republican Blake Masters.

Republicans are increasingly confident in Senate candidates who party leaders had once believed were essentially unelectable or at least seriously flawed.

Communities around California's shrinking Salton Sea are at the center of the latest spat between Arizona and California over how to conserve Colorado River water.

Republican activists who believe the 2020 election was stolen from former President Donald Trump have crafted a plan that, in their telling, will thwart cheating in this year’s midterm elections.

Democratic Sen. Mark Kelly distanced himself from President Joe Biden during his first and only debate against Republican Blake Masters on Thursday.

Republican candidates have given wildly differing responses to South Carolina Republican Sen. Lindsey Graham’s plan to ban abortion nationwide at 15 weeks.

Republican Senate candidate Blake Masters says he hopes Senate Minority Leader Mitch McConnell will back his close campaign in Arizona.

The race for Arizona Senate doesn't fit easily into the Donald Trump vs.

A half-dozen mainstream Republican Senate candidates are drawing on the white “replacement" conspiracy theory to court voters this campaign season.