What to know ahead of the Ohio primary election

Voters in the US state of Ohio are set to go to the polls in the state’s primaries, where they will pick candidates for several key positions in the upcoming midterm elections in November. The outcomes of several races in the Midwestern state could have important implications for the crucial midterms, widely seen as a referendum on United States President Donald Trump’s second term and as a vote that will decide which party controls Congress for the remainder of his time in office. …