The Club for Growth has lined up behind Josh Mandel. Donald J. Trump and his eldest son, Donald Jr., are backing J.D. Vance. Tuesday’s outcome will be a crucial test of the former president’s sway.
The news that Donald Trump might soon endorse J.D. Vance, the author and venture capitalist, prompted some Republican leaders in Ohio to try to prevent the move.
The state’s redistricting process had drawn Mr. Gibbs into a primary fight against Max Miller, who served in the Trump White House and was endorsed by the former president.
Mr. Ryan, the Ohio Democrat running for Senate, has been listening to white working-class voters. Whether they are listening to him and the Democratic Party is the question.