WASHINGTON — Speaker Mike Johnson and other top House Republicans on Tuesday vowed to use their oversight powers and the power of the purse to put pressure on American universities to protect their Jewish students and crack down on anti-Gaza war protests that have disrupted college campuses nationwide. At a news conference, Education Committee Chair Virginia Foxx, R-N.C., said her committee has invited another round of university leaders — those from Yale, UCLA and the University of Michigan — to testify about their efforts to stop antisemitism on campus. Energy and Commerce Committee Chair Cathy McMorris Rodgers, R-Wash., said her...