Police have confirmed that the teenage gunman who opened fire at an Oregon elementary school, killing three children and one teacher, was a former student of the institution.
The tragic shooting unfolded on the school's campus, leaving the local community in deep mourning as investigators work to piece together the events. Authorities have not yet released the identity of the teen shooter or detailed a potential motive behind the violence.
Law enforcement and community officials are continuing to process the devastating loss of the four victims. Additional updates from police and school officials are expected as the investigation progresses.