Ryan Walters moves to tear down 'marxist' and 'evil' teachers unions Former Oklahoma state superintendent Ryan Walters says he is committed to a national campaign against teachers unions, describing them as the "worst force of evil" in modern America. NEW You can now listen to Fox News articles! When Washington, D.C., grinds to a halt, the liberal media rushes to tell you the sky is falling. Randi Weigngarten, president of the American Federation of Teachers, and her union cronies cry out that