It was the worst mass shooting in U.S. history, and now we know exactly how it happened.
[Image via AP Images.]
Ever since the news of the car crash broke not too long ago, the internet has been flooded with expressions of sadness and disbelief as well as photos and videos of the incident's aftermath.
View some of the images of the scene as well as a video of the accident after the fire was put out (above & below):
[Image via Twitter.]