As the two fringe cable TV outlets battle for former President Donald Trump’s affections, several high-profile One America News staffers have jumped ship to Newsmax—not just in pursuit of a larger audience, insiders said, but also as a respite from OAN’s increasing extremism. Already known for its cartoonishly bonkers MAGA propagandizing, OAN in recent months has veered even further into unhinged right-wing territory. And Newsmax—which is often just as obsequiously pro-Trump in its commentary—has pulled back on its wildest election conspiracy theories while hoovering up some of OAN’s top on-air talent: news anchor Alex Salvi, correspondent Jenn Pellegrino, and reporter...