Mahmoud Khalil, one of the most prominent faces in the campus's protest movement that erupted in response to Israel's conduct ...

A Palestinian student activist at Columbia University who led anti-Israel protests last spring was detained by immigration ...

Mahmoud Khalil, a student at Columbia’s School of International and Public Affairs, was taken into custody at his university ...

NEW YORK (AP) — Federal immigration authorities arrested a Palestinian activist Saturday who played a prominent role in ...