US lawmakers launched a probe Thursday into anti-Semitism at three of the top universities in the country after their leaders quibbled over whether student protests calling for the genocide of Jews amounted to harassment. The probe comes with the presidents of Harvard, the University of Pennsylvania, and MIT facing a backlash over their testimony Tuesday on rising anti-Semitism on campus since the October 7 attack on Israel. The trio were pressed during a hearing in the House of Representatives on whether pro-Palestinian student activists calling for “Jewish genocide” violated their codes of conduct on harassment but all three equivocated, claiming...