Ninety-eight people were arrested Thursday afternoon at Trump Tower while protesting the arrest of Mahmoud Khalil, who led pro-Palestinian demonstrations at Columbia University last year, New York Police Department Chief John Chell told reporters.

At least 98 people were arrested Thursday at a protest in the lobby of Trump Tower in Manhattan that called for the immediate release of Mahmoud Khalil -- the pro-Palestinian activist and green card holder arrested by Immigration and Customs Enforcement this week.

American", is a postgraduate student from Columbia University and has been a prominent figure in the pro-Palestinian protest movement.