As students protesting the Israel-Hamas war at college campuses across US dug in Saturday and dozens of demonstrators were arrested, some universities moved to shut down encampments after reports of antisemitic activity. With the death toll mounting in the war in Gaza, protesters nationwide are demanding that schools cut financial ties to Israel and divest from companies they say are enabling the conflict. Some Jewish students say the protests have veered into antisemitism and made them afraid to set foot on campus. Early Saturday, police in riot gear cleared an encampment on the campus of Northeastern University in Boston. Massachusetts...