The closest-polling Senate race in those states, Pennsylvania, has incumbent Democratic Sen. Bob Casey generally outpacing ...

Arizona Democratic Senate candidate Ruben Gallego is widening his lead over Republican Kari Lake according to Morning Consult polls.

Democratic Senator Sherrod Brown holds a five-point lead over Republican challenger Bernie Moreno in the high-stakes battle ...

Democrats have a razor-thin 51-49 majority Democrats risk losing the Senate this year, as incumbents in the Montana and Ohio ...

Several newly released polls have illustrated a tightening Senate race in Wisconsin, where Sen. Tammy Baldwin, D-Wis., is ...

Republicans need to flip two seats to reclaim the majority, with Montana being their best opportunity, according to a new ...

The race for U.S. Senate in Pennsylvania remains tight between incumbent U.S. Senator Bob Casey (D) and Republican Dave ...

The latest surveys still show the Republican trailing incumbent Tammy Baldwin by more than 5 percentage points ...

All but one poll show the Republican with a solid advantage over Democratic candidate Jon Tester. However, a study shows both ...

Republican Kari Lake continues to trail Democrat Ruben Gallego in polls measuring their support ahead of the Arizona Senate ...

The Nevada Senate campaigns (and supportive outside groups) are each spending millions of dollars to try to get voters to ...

The GOP challenger is closing the gap on the Democratic incumbent in a state which has trended Republican in recent years.