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While Democratic Gov. Ned Lamont and Sen. Richard Blumenthal are considered safe, Connecticut Republicans hope to make significant gains in the state legislature.

The North Dakota race for the open U.S. House seat is between incumbent Kelly Armstrong and Cara Mund. All three congressional seats in the state are currently held by the GOP.

Democratic Delaware Rep. Lisa Blunt Rochester is expected to easily win re-election, as is Auditor Lydia York, who previously unseated an incumbent indicted on corruption charges.

Former Interior Sec. Ryan Zinke is back on the congressional ballot in Montana, alongside legal protection for born-alive infants and search and seizure measures for electronic data.

In Arizona, the election for a Senate seat could determine whether Republicans or Democrats gain the Senate majority. On House-side elections, GOP hopes to grab several seats from Dems.

Republicans Joe Akana and Duke Aiona, two previously unsuccessful Hawaii candidates, are running again. However, Democrats are expected to control the state in this year's midterms.

In Minnesota, Democratic Gov. Tim Walz is up for reelection against Scott Jensen. Walz pulled nearly 54 percent of the vote in 2018, but the race is expected to be tighter this year.

Democrats in Kansas have not won a U.S. Senate race in the state since 1932. This year Republican U.S. Sen. Jerry Moran faces off against Mark Holland.

Michigan Democrats hope to gain an advantage in one of the chambers in the midterm election. The state has been divided with Democratic Gov. Whitmer and a GOP controlled statehouse..

Republican Rep. Don Bacon will face off against Tony Vergas in the Omaha-based 2nd Congressional District race. The 2nd District has morphed into a swing district in the last 15 years.