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.

Leqaa Kordia, a Palestinian from the West Bank, was arrested by immigration officers for overstaying her student visa, the Department of Homeland Security said.

The clip shows plainclothes immigration authorities confronting the married couple in the lobby of their university-owned residence on the night of Saturday, March 8.

Over 250 demonstrators in New York City gathered inside Trump Tower on March 13, protesting U.S. immigration authorities’ arrest of Columbia University student Mahmoud Khalil.