The U.S. Department of Education has opened an investigation into Harvard University while its president, along MIT's and the University of Pennsylvania's, have been called to testify at the U.S. House of Representatives. The investigation comes after Harvard and nearby MIT have come under fire for their handling of student-led protests on campus since the start of the Israel-Hamas war on Oct. 7. The Department of Education began the investigation into Harvard on Tuesday, according to its website. NBC10 Boston has reached out to Harvard for comment; a representative told The Boston Globe the school supports the department's efforts "to...