A University of Southern California protester, right, confronts a University Public Safety officer at the campus' Alumni Park during a pro-Palestinian occupation Wednesday in Los Angeles.
Mandatory Credit:	Richard Vogel/AP via CNN Newsource

A University of Southern California protester, right, confronts a University Public Safety officer at the campus' Alumni Park during a pro-Palestinian occupation Wednesday in Los Angeles.
Mandatory Credit: Richard Vogel/AP via CNN Newsource

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How universities are cracking down on a swell of tension months into student protests over Israel’s bombardment of Gaza

With tension mounting over an encampment in support of Palestinians at New York’s Columbia University, police strode onto campus this month and arrested more than 100 demonstrators.