The former Columbia student and pro-Palestinian activist remains in detention despite a federal judge’s partial ruling in his favor.

This is the first judge to rule on the constitutionality of President Trump's pursuit of the deportation of any non-citizen deemed a peril to U.S. foreign policy.

Khalil, a legal U.S. resident, was detained by federal immigration agents on March 8 in the lobby of his university-owned apartment, the first arrest under President Donald Trump’s widening crackdown on students who joined campus protests against Israel’s war in Gaza.