US police hunt for suspect who killed 2 students at Brown University

Hundreds of police officers hunted on Sunday for a gunman who killed two people and wounded nine others at Brown University, plunging the eastern US campus into lockdown. The streets around the university in Providence, Rhode Island, were filled with emergency vehicles hours after the shooter opened fire on Saturday at a building, where exams were taking place. The violence is the latest in a long line of school attacks in the United States, where attempts to restrict access to firearms face...