Days after federal immigration agents showed up to her apartment prompting her to leave the country out of fear she would be taken into custody, Ranjani Srinivasan is disputing the Trump administration’s account of her story.

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.

Columbia University on Thursday said it had doled out a range of punishments to students who occupied a campus building last spring during pro-Palestinian protests. The announcement came a week after

Protesters rallied in Times Square on Saturday to call for the release of activist Mahmoud Khalil, a Columbia University graduate​ who was arrested by ICE agents on March 8.

Protests in NYC continue after a Columbia University graduate was taken into ICE custody. CBS News New York's John Dias reports.