The primary election Tuesday in Ohio set up what is expected to be one of the most expensive races for U.S. Senate this year as Republicans try to hold on to the chamber, while biotech billionaire Vivek Ramaswamy will face a challenge from the state’s former health director as he seeks to keep the governor’s office in GOP hands.

In what promises to be one of November’s most high-profile races, former Sen. Sherrod Brown easily defeated a challenger in the Ohio Democratic primary and will now attempt to unseat Republican Sen. Jon Husted.

U.S. Sen. Jon Husted has secured the Republican Senate nomination in Ohio, as the incumbent braces for what is expected to be an expensive fight to hold his seat.

On the Democrats’ side, Dr. Amy Acton won the party’s nomination for governor. The state’s COVID-era state health director moves on to a matchup against Ramaswamy. who was facing a challenger in the GOP primary.