by Ron Kersten Many FoxNews viewers were not pleased when the (formerly) "fair and balanced" network hired liberal hack reporter John Roberts from CBS News. And today they were vindicated when Roberts erupted -- ON AIR -- against critics who rightfully slammed him for joining the media's ridiculous attacks against Trump over the non-existent "white supremacy" of the Proud Boys. Here's Roberts parroting the media's new attack line against Trump, endlessly demanding denunciations, despite repeated reminders of exactly that from his Press Secretary: Roberts was immediately SLAMMED by FoxNews viewers and conservative pundits for his tantrum, and he couldn't...