Columbia University’s radical protest leaders, including Khalil, aren’t just anti-Israel — they want America to fall and are taking steps to make it happen. Senate Judiciary Committee Democrats are demanding the release of Columbia University student and pro-Hamas protester Mahmoud Khalil. While House Judiciary Committee Ranking Member Rep. Jamie Raskin (D-Md.) is accusing the Trump administration of “authoritarianism,” the Democrats are about to be embarrassed. Khalil is a leader of Columbia University Apartheid Divest, one of more than 150 pro-terrorism groups I identified in my comprehensive study for the Capital Research Center, “Marching Toward Violence: The Domestic Anti-Israeli Protest Movement.”...