Agents with the Department of Homeland Security searched two university residences with a warrant Thursday evening. No one was arrested and it was unclear whom the authorities were searching for.

The Education Department announced Friday it is investigating more than 50 colleges and universities over what it called “racial preferences” in academics or scholarships, a move that comes amid the Trump administration’s wider crackdown on diversity,

The Trump administration is following through on its threat to crack down on colleges’ race-based programs, beginning with a small postgraduate recruitment partnership.