By Susan Stephens
http://stream.publicbroadcasting.net/production/mp3/wnij/local-wnij-891546.mp3
DeKalb, IL – Northern Illinois University's official report on the 2008 campus shooting is long, wide-ranging, and offers a few more clues as to why a former student would return to the university to commit murder. NIU President John Peters spoke with WNIJ's Susan Stephens about what's in the report and why it's important.