چه چیزی تیراندازی مدرسه اورگان را متفاوت می کند - و چه چیزی می توان آموخت

What makes the Oregon school shooting different – and what can be learned

There are many more questions to be answered about the deadly elementary school shooting in Bend, Oregon. To explore some of them, Amna Nawaz spoke with James Densley, professor and chair of criminology and criminal justice at Metro State University. He is best known for co-creating the Violence Prevention Project, a database of mass shooters in the United States.