A move by Rupert Murdoch to secure the conservative editorial leadership of his media empire, including Fox News, the New York Post, and the Wall Street Journal in the U.S., in the hands of his son Lachlan, was dealt a blow by a judge who accused the Murdochs of acting in bad faith. Angelo Carusone, president and CEO of Media Matters discusses with Alex Wagner the significance of the ruling to the future of conservatism and MAGAism in the U.S.