Three days after the University of Minnesota confirmed that a graduate student was detained by U.S. Immigration and Customs Enforcement (ICE), questions remain unanswered leaving many international students on campus anxious and concerned.

Immigration authorities took an international student at the University of Minnesota into custody in the latest crackdown on foreign students and staff at US colleges. Immigration and Customs

U.S. Immigration and Customs Enforcement (ICE) detained a University of Minnesota international graduate student earlier this week, according to the institution, which called it a “deeply concerning situation.

Colleges say the cancellations have caused fear and confusion on campuses across the U.S.

At least 147 international students were abruptly stripped of their ability to stay in the United States in recent days, according to universities and media reports, sowing fear among students.

The Trump administration revoked the visas of at least two dozen more students across the country over the weekend.

The University of Washington plans to provide the affected students access to legal services that are paid for by their student fees.

More universities are discovering that international student visas were cancelled last week, causing growing concern and confusion at UCLA and other California campuses.

Late last week, the Department of State revoked the visas of several Northeastern students and recent graduates.