Senate Majority Leader Chuck Schumer is being slammed as a traitor following damning claims he instructed administrators at Columbia University to dismiss any criticism of the school’s handling of blatant violence and antisemitism on campus in the wake of Hamas’ Oct. 7, 2023, massacre in Israel. The GOP-lead House Education and Workforce Committee in a 325-page report contended the New York Democrat advised then-university president Minouche Shafik that the school would be spared any scrutiny by Democrats, explaining the elite university’s “political problems are really only among Republicans.”His staff then encouraged Columbia administrators that the “best strategy is to keep...