Mass shooting in US: Police report multiple people shot at Perry High School in Iowa on Thursday - students first day back after the winter break.Mass shooting at Iowa School in USTwo victims were taken to a Des Moines hospital, about 40 miles from Perry, a town of around 8,000. The shooting happened before classes began, so few students and staff were inside, said Dallas County Sheriff Adam Infante.Suspected diedThe suspected shooter died of an apparent self-inflicted gunshot wound, a law enforcement official told the Associated Press anonymously, as details remain unauthorised for public release.The shooting occurred amid Iowas caucus season, not far from where Republican candidates were campaigning.Official statementsAn active shooter was reported at 7:37 am. Officers arrived seven minutes later, finding multiple victims though exact numbers and conditions remain unconfirmed, Infante said. A Des Moines hospital spokesperson verified receiving two gunshot victims.An enormous emergency response surrounded the building housing Perrys middle and high schools.Fifteen-year-old Zander Shelley was in a hallway when he heard gunshots, then ran into a classroom, his father Kevin said. Grazed twice, Zander hid and texted his father at 7:36 am.What was the motive of the suspectThe suspects death remains under investigation. Motives are unclear.With the shocking incident on students first day back, counselling services will be provided. Local religious leaders also offered support.Perry High School, with about 300 students, and Perry Middle School were placed under lockdown. By 10 am, students had been evacuated to another location, said Superintendent Clark Wicks.Wicks credited quick-thinking staff for immediately implementing lockdown procedures and local authorities for their rapid response. An investigation is underway.