Shane Goldmacher, Jon Miller, Paul Abowd and Luke Piotrowski
President Trump is endorsing candidates in a series of primary elections this month, trying to defeat incumbents in his own party who have crossed him. Our national political correspondent Shane Goldmacher explains.
Ohio’s unusual contest — with a little-known incumbent and a well-known challenger — shows how Democrats are hoping to capitalize on G.O.P. voters’ anger at the Jeffrey Epstein scandal.