NEW YORK (AP) — When protests over the Israel-Hamas war took root on Columbia University's campus last spring, Mahmoud Khalil became a familiar, outspoken figure in a student movement that soon spread to other U.S. colleges.

The international-affairs graduate student was a fixture in and around the on Columbia's Manhattan campus, for demonstrators who deplored Israel's military campaign in Gaza and pressed the Ivy League school to cut financial ties with Israel and companies that supported the war.

The ºÃÉ«tv Press. All rights reserved.