ICE arrested Mahmoud Khalil, a Columbia University graduate and activist, asserting that his student visa expired. He is a legal permanent resident.

Student protesters at Columbia University criticized the Trump administration's decision to rescind more than $400 million in federal grants to the university as a "scare tactic."

The Trump administration says it’s pulling $400 million from Columbia University. Multiple federal agencies announced Friday that they're canceling grants and contracts because of what the government describes as the Ivy League school’s lackluster efforts to squelch antisemitism on campus.

Columbia University's interim president said the school is working to address the "legitimate concerns" of U.S. President Donald Trump's administration after $400 million of federal government grants and contracts to the university were canceled over allegations of antisemitism on campus.

Columbia has begun investigating students who have been critical of Israel. Some free speech experts have concerns.