The freedom of speech is under attack everywhere, and it’s not clear which side Dr. Mehmet Oz, the Trump-endorsed candidate for a Senate seat from Pennsylvania, is on. We have the Disinformation Governance Board, the Jan. 6 Committee, ongoing claims that Trump supporters are all “white supremacists” (and “white supremacists” are the nation’s biggest terror threat), and rampaging social media censorship. In that environment, it’s crucial for all candidates, especially America-First candidates, to affirm their support for free speech. Instead, Oz has just called for his primary opponent to be barred from the race, not for any criminal activity or,...