U.S. Secretary of State Marco Rubio announced Wednesday that they will work to "aggressively revoke" visas of Chinese students, including those with ties to China's communist party studying in so-called critical fields

Secretary of State Marco Rubio has directed officials to stop scheduling appointments with student visa applicants as they prepare to implement a social media vetting process.

Secretary of State Marco Rubio said a potential student's social media accounts may be considered when granting visas to international students.