Ohio Republican leaders are calling on President Trump to not endorse J.D. Vance in the state’s Senate primary in a letter that surfaced on Thursday. The letter, which was signed by more than 30 signatories from various county GOP chairs as well as state central steering committee members, cites Ohio Republicans’ support for Trump in 2016 and 2020 and Vance’s past anti-Trump comments. “While we were working hard in Ohio to support you and Make America Great Again, JD Vance was actively working against your candidacy,” the Republicans wrote. “He referred to your supporters as ‘racists’ and proudly voted for...