Secretary of State Marco Rubio said in a social media post that the State Department “is opening an investigation into Harvard’s authority to sponsor exchange visas. Visa sponsorship is a

The State Department has launched an investigation into Harvard University’s participation in a program for foreign researchers and visitors, escalating the Trump administration’s campaign to hamstring the school’s ability to enroll international students.

The State Department says it's investigating whether Harvard University will remain part of a government program that allows foreign nationals to take part in cultural and education exchange programs.