David Steinglass, a wealthy donor, has supported scores of Democrats running for office and calls himself an activist for ...

As the calendar flipped to October, polling in Arizona’s U.S. Senate race continued to show Democrat Ruben Gallego leading ...

The gun group's political arm is pumping a seven-figure ad-buy into the toss-up Ohio Senate race to boost Republican nominee ...

Jon Tester, the most endangered Senate Democrat, has sought to hit his Republican opponent, Tim Sheehy, as an extremist on ...

A seemingly non-competitive Senate race in deeply Republican Nebraska is no longer a safe bet for two-term incumbent Sen. Deb ...

Millions of dollars are flooding into the Lone Star State as Ted Cruz and Colin Allred are in a tight race for a U.S. Senate ...

The most expensive Senate race in history is currently happening in one of the least populated states. According to Bloomberg ...

Pennsylvania Sen. Bob Casey (D) is up 4 points in his Senate reelection bid over Republican rival Dave McCormick, according ...

Republicans are confident Montana has shifted in their direction. Democrats believe Tester can still defy the odds. And the ...

With roughly a month until the 2024 election the front-runners in the U.S. Senate race met for a debate.The two diverged on ...

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

Arizona race may be decided by moderate voters, who are unsettled by Ms Lake’s decision to deny the result of the 2020 senate ...