The Trump administration is pumping the brakes on all foreign student visas and considering whether to vet new applicants based on their social media posts. Secretary of State Marco Rubio ordered US embassies and consulates on Tuesday to pause any student visa applicant interviews, according to an internal cable obtained by Politico. “Effective immediately, in preparation for an expansion of required social media screening and vetting, consular sections should not add any additional student or exchange vi