FBI agents searched Middlebrook Hall at University of Minnesota - KMSP-TV

On Thursday, the FBI confirmed that agents executed a search warrant at the West Bank dormitory on the University of Minnesota campus.

The agency acknowledged that agents were searching inside Middlebrook Hall on Wednesday, but they declined to say what they were looking for or if they took anything from the facility.

Middlebrook Hall and Tower houses about 900 students, according to the university's website.