Welcome to the NewsHour. We begin tonight with the Trump administration's crackdown on college campuses.

This afternoon, lawyers released cell phone footage showing the arrest of former Columbia University graduate student, Mahmoud Khalil.

The government is trying to deport Khalil over his role in pro-Palestinian protests at the school last year. The video shows plain

clothes officers handcuffing Khalil as his wife, whose eight months pregnant, pleads for

information while talking to their lawyer.

Can you, can you please specify what agency is taking him, please? Excuse me.

Nobody, they're not talking to me. I don't know. Federal officials

today also announced more moves tied to the Columbia protests, arresting a Palestinian woman

who allegedly overstayed her student visa and revoking the visa of an Indian doctoral student

who, they say, advocated for violence and terrorism.

Meanwhile, the Department of Education today announced new investigations into more than 50

colleges for alleged racial discrimination, part of President Trump's campaign to end

diversity, equity, and inclusion efforts nationwide. They include public universities like

Ohio State, Rutgers, and Arizona State,

as well as private institutions like Yale, Duke, and MIT. And the announcement comes just one

month after an administration memo warning schools they could lose federal funding for considering

race and admissions, scholarships, or any aspect of student life.

For a closer look now, I'm joined by Sarah Brown, senior editor at the Chronicle of Higher Education.

Welcome back. Thanks for being here. Thank you. So most of the investigations focus on

colleges' partnerships with a nonprofit called the Ph.D. program. What is that? And what exactly is administration

alleging here? So the PhD project is this effort that is designed to get more professors

from underrepresented backgrounds into business schools. So colleges, student bodies are much more

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