A second victim has died following an early morning shooting at Chardon High School in Ohio.

Earlier today victim Daniel Parmertor (17) died from injuries he sustained in the shooting. Witnesses say Parmertor was getting on a bus to go to vocational classes at another school when he was shot. The name of the second victim has not been released. A total of five students, one girl and four boys, were critically injured in the shooting.

Police have arrested T.J. Lane, 17, also a student at Chardon High School, but he has not been formally charged. Police say he was cooperating and appears to have acted alone.

Police and Fire dispatch audio tell the story of how emergency personnel rushed to the scene and rescued the five victims.