The Trump administration is looking to deport pro-Palestinian students who are legally in the United States, citing national security. Critics say that violates free speech protections.

Secretary of State Marco Rubio said that his department has revoked the student visas of hundreds of students so far, with plans to cancel more.

Speaking to reporters in Guyana on Thursday, Rubio said that Rumeysa Ozturk, a Tufts doctoral candidate studying child development, was part of the student protest movement that caused chaos on university campuses last year.

More than 300 student visas have been revoked as the Trump administration works to crack down on student protesters who

Friends of doctoral student Rumeysa Ozturk, officials at Tufts University and Democrats are asking why the 30-year-old of Turkish origin was arrested Tuesday night in Massachusetts by federal immigration agents and then transferred without notice to a holding center thousands of kilometres away.