Violence and disasters strike across America

Police now believe three people may have been involved in a deadly shooting at a food festival in the U.S. city of Seattle. One alleged attacker, a 15-year-old, was arrested, while another, a 19-year-old man, is believed to be among the three people killed. Police say a third suspect may still be at large after the suspected gang-related gunfight.See omnystudio.com/listener for privacy information.