Over the past several weeks, a handful of student visa holders and other legal residents have faced deportation for nebulous allegations that they supported terrorism—often being detained and taken away by immigration officials with seemingly no due process,

Secretary of State Marco Rubio boasted Thursday that at least 300 student visas have been revoked since President Donald Trump took office and that they’re “looking every day” for more. “It might be more than 300 at this point.

It might be more than 300 at this point. We do it every day. Every time I find one of these lunatics, I take away their visa,” Secretary of State Marco Rubio said at a March 27 news conference.