Virginia killer leaves behind chilling warnings

Midway through his murderous rampage, the Virginia Tech gunman went to the post office and mailed NBC a package containing photos and videos of him brandishing guns and delivering a snarling, profanity-laced tirade about rich ``brats`` and their ``hedonistic needs.`` (AP)

Also see: Slideshow: Virginia Tech shootout | Slideshow: Worst US campus shootouts | Full Coverage