A shooter opened fire at the University of Nevada, Las Vegas, leaving three people dead and one critically injured. The suspect died after a confrontation with the police. The campus was on lockdown as officers investigated reports of gunfire at Frank and Estella Beam Hall and the nearby student union. The motive for the shooting is unclear. Las Vegas Mayor Carolyn Goodman called the incident tragic and heartbreaking. The Federal Aviation Administration issued a ground stop at Harry Reid Airport. The shooting occurred just before final exams. The New York Times originally reported this news.