With today's deadly school shooting in Nevada, look back at other major school shootings in U.S. history.
Feb. 14, 2008: A former Northern Illinois University graduate student walked onto the stage of a science lecture hall and opened fire, injuring at least 15 students. Six students were killed in the attack before the shooter took his own life.
It's easy to upload your photos and/or videos on News8000.com. Once you do, we'll share your upload with the community!