(WJW) — Voters in Ohio are deciding who will be on the ballot in November in Tuesday’s primary election.

7:30 a.m.

The Cuyahoga County Board of Elections tells FOX 8 that ballot scanners are operational, but the registration process is not working in some locations.

Poll workers can use paper poll books to record people’s ballots or manually enter information into the system.

7:05

The voter registration system went down “countywide” in Cuyahoga County just after polls opened.

Voters in Lyndhurst had to be registered with a paper system.

Voters had to wait about 25 minutes before they could vote.

Voting started around 6:55 a.m.

“There’s always a plan B,” election officials told FOX 8 Jessica Dill.

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6:30 a.m.

Several key races include a U.S. Senate seat, Governor, Secretary of State, and U.S. House.

Author and venture capitalist JD Vance is leading the polls in the Republican race to replace incumbent Senator Rob Portman.

The winner will likely face 10-term Democratic Rep. Tim Ryan.

Incumbent Republican Gov. Mike DeWine appears on track to secure his party’s nomination for another term, despite conservative backlash over the COVID-19 shutdowns and mandates.

Ohio Democrats are deciding between former Cincinnati Mayor John Cranley or former Dayton Mayor Nan Whaley as their gubernatorial candidate. Democrats haven’t won the governorship in nearly 16 years.

For the United States House, Democratic Congresswoman Shontel Brown faces off against progressive activist and former state legislator Nina Turner again in Cleveland. Brown edged Turner in a special election last summer.

Ohio’s Republican primary for Secretary of State features a showdown between incumbent election leader Frank LaRose and conservative challenger John Adams, who questioned the results of the 2020 presidential election.

The winner of Tuesday’s Republican primary will face Democrat Chelsea Clark in November’s general election.