The Trump administration has said it has revoked the visas of more than 300 international students across the country in the last three weeks.

U.S. immigration authorities have revoked the visas of roughly 90 international students at several Texas universities. The big picture: The Trump administration has revoked the visas of nearly 400 international students across the country in the last three weeks,

Secretary of State Marco Rubio has said his agency has the right to revoke the visas of foreign-born students he called “lunatics.”