Columbia University has not helped the Department of Homeland Security identify individuals the government claims engaged in "pro-Hamas activity," White House Press Secretary Karoline Leavitt said in a Tuesday press briefing.

White House Press Secretary Karoline Leavitt alleged that Khalil had played a role in organizing demonstrations at which fliers were handed out bearing a logo for Hamas, which she did not display.

Administration officials cited a rarely used provision that allows people’s removal if they present “potentially serious adverse foreign policy consequences for the United States.”