Ranjani Srinivasan’s student visa was revoked by U.S. immigration authorities. That was just the start of her odyssey.

Srinivasan’s situation is part of a broader crackdown by the Trump administration on pro-Palestinian demonstrators through the use of federal immigration powers. She is one of several noncitizens at Columbia University who have been targeted by Immigration and Customs Enforcement (ICE) in recent days.

Ranjani Srinivasan, an Indian Ph.D. student at Columbia University, fled to Canada after U.S. authorities revoked her visa over alleged ties to a banned militant group.