But new students may not enter the US 

Hundreds of students in Sioux Falls, South Dakota, did not participate in school

Announcement primarily affects new students at universities that will provide classes entirely onlin

President wants to bar foreign students from staying in US if schools don't hold in-person classes

Colleges received the guidance the same day that some institutions, including Harvard University, an

It was not immediately clear how many student visa holders would be affected by the move