Around 20 Jewish students from Columbia University and Barnard College spoke Monday to denounce the university’s “inaction against antisemitism” in the wake of the Oct. 7 Hamas terror attack. Students clad in yarmulkes, necklaces with the Star of David, and blue and white wristbands with the phrase “you are not alone,” said they found it “incredibly disheartening” that the university has not had a “meaningful” response to incidents including the attack of a Jewish student, online death threats and hate graffiti scrawled on the campus of the elite university. The protest at the Morningside Heights, Manhattan, campus came hours after...