Agents from U.S. President Donald Trump's administration arrested a Palestinian graduate student who played a prominent role in last year's pro-Palestinian protests at New York's Columbia University,

Mahmoud Khalil was picked up by immigration officers who said they were acting on State Department orders to revoke his green card, his attorney says.

Mahmoud Khalil was taken into custody by agents on Saturday night inside his university-owned residence. NEW YORK — Federal immigration authorities arrested a Palestinian graduate student who played a prominent role in last spring’s anti-Israel protests at Columbia University, according to his attorney.