US will 'aggressively' revoke visas of Chinese students, Rubio says

President Donald Trump's administration has said it will "aggressively" revoke visas of Chinese students, one of the largest sources of revenue for American universities, in the latest attack on US higher education. The announcement by secretary of state Marco Rubio came after China criticised his department's decision a day earlier to suspend visa appointments for students worldwide at least temporarily. The Trump administration has already sought to end permission for all international students at Harvard University, which has rebuffed pressure from the president. The United States will "aggressively revoke visas for Chinese students, including those with connections to the Chinese…