 We also extend our deepest condolences to the family of the victim who was killed. He will address the nation tonight at 8 p.m. Eastern time. CBS News crime producer Ann Schechter with the latest on the investigation into the suspect. CBS News has spoken to some former classmates of his who describe him as a loner, say that he was bullied and that he would wear hunting gear to class. So we're starting to kind of paint a picture and