October is when voting begins, a debate happens and races usually tighten. Kari Lake begins from behind, polling shows.

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

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

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

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

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 ...

As the election cycle enters an urgent, final five weeks, both Democrats and Republicans are engaging in questionable tactics ...

A burst of $8 million in new super PAC ad spending is lighting up America's quietest toss-up Senate race, Axios has ...

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 ...

If Ruben Gallego is going to give Democrats their fourth straight U.S. Senate victory in Arizona, he’s probably going to need ...

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

With a little over a month to go until the election, Maryland voters could well decide the power balance between Democrats ...