(JTA) — An exchange Wednesday on a Fox News show struck many as remarkable: Newt Gingrich, the former Republican House speaker, blamed “George Soros’ money” for violence in American cities before being shut down by two other panelists on “Outnumbered.”

The next day saw an apology — from the show for not letting Gingrich finish.

Depicting Soros — the Jewish American Holocaust survivor, financier and liberal megadonor — as President Donald Trump’s chief opponent and the source of America’s ills has become increasingly common among Republicans. He has been lambasted on Fo...