Columbia has punished students who entered the school’s Hamilton Hall, renaming it “Hind’s Hall” after a Palestinian child, last April. Columbia’s punishments come as the Trump administration is

Between classes, when throngs of students stream into and out of Columbia University ’s campus, the security lines can back up like a TSA checkpoint. There’s a switch-back path of metal fencing that leads into a white tent, where two sets of guards check and then swipe campus ID cards before letting students in and out.