Authorities in Iowa have responded to a shooting at Perry High School, located outside of Des Moines, with the shooter believed to be dead from an apparent self-inflicted gunshot wound. Three others were injured, including two students and an administrator, with the Bureau of Alcohol, Tobacco, Firearms and Explosives and President Joe Biden tracking the latest on the incident. Two news conferences are scheduled for today, and parents have been urged to come forward with any information.