Kristin Marshburn (left), a former student of Anthony Polito (right) the UNLV gunman, said that he made a sexual comment toward her in 2017 at East Carolina University.
Anthony Polito, a 67-year-old business professor, mailed letters to 22 university staff members across the country who had rejected him for jobs before opening fire on Wednesday, killing three.
Professor Naoko Takemaru, left, died from multiple gunshot wounds according to officials at Clark County Office of the Coroner/Medical Examiner after Polito, bottom right, opened fire on campus.