Investigators also found an homemade bomb in the school, which was disarmed by the Iowa State Fire Marshal, he said.

The suspect was identified as Dylan Butler, who attended Perry High School, according to Mortvedt, who said Butler was armed with a pump action shotgun and a small-caliber handgun. Mitch Mortvedt, the assistant director of the Iowa Division of Criminal Investigation, said that at 2 p.m., four of the victims were in stable condition while one was in critical condition with non-life-threatening injuries. School Principal Dan Marburger was among the injured, the Des Moines Register reported. Six people were shot an an Iowa high school Thursday morning by a 17-year-old student who killed himself before police arrived.Ī sixth grade student was killed in the shooting, which took place 20 minutes before the start of school when students from a middle school, which shares a building with the high school, were attending a breakfast program in the high school lunch room, as CrimeOnline reported.