View Senate early voting results by state map, see the battleground states, and key races to watch from NBC News.

Election Day isn't until Nov. 5. But mailed ballots go out across the Grand Canyon State starting Oct. 9. Here's what to know ...

Arizona voters have made elections a virtual toss-up thanks to a diverse electorate that has become more urban in recent ...

Donald Trump leads Kamala Harris in most Arizona polls released over the past week, and many voters say little can change their minds.

CD1 makes up some of the wealthiest areas in Maricopa County and has been a Republican stronghold for years, but that could change come November.

Special election map: See how LI voted View results by community for 3rd Congressional District special election between Tom Suozzi and Mazi Pilip. See how student enrollment has changed in each ...

Already the longest-lived of the 45 men to serve as U.S. president, Jimmy Carter has finally reached the century mark.

Americans are heading to primary polls and caucuses to support the presidential candidate they want to represent their party on Election Day in November. Pledged delegates are selected to ...