The U.S. Is Trying to Deport Mahmoud Khalil, a Legal Resident. Here’s What to Know.

Mr. Khalil, who helped lead protests at Columbia University against high civilian casualties in Gaza, was arrested by immigration officers and sent to a detention center in Louisiana.

As Trump Goes After Universities, Students Are Now on the Chopping Block

Uncertainty about how much money colleges and universities stand to lose has led some schools to reduce the number of doctoral students, in some cases reneging on offers.