Neo-Nazi demonstrators in Florida climbed out from under their rock again on Saturday, this time outside a major Republican conference, Turning Point USA’s Student Action Summit, held in Tampa. They put their hate-filled ideology on full and repugnant display, waving flags with swastikas and white-supremacist SS bolts, hoisting placards with anti-Semitic slurs. And somewhere in the mix of demonstrators, a “DeSantis Country” flag was unfurled. A spokesman for Turning Point USA, a right-wing student group, disavowed the hate mongers. “Turning Point 100% condemns these ideologies in the strongest of terms,” Andrew Kolvet said. He said his group didn’t know who...