Details emerge about the shooter Jared Loughner., pictured below. In addition to numerous details about his life, such as his favorite books, among which are The Communist Manifesto and Mein Kampf, we find the following suicide video. Incidentally his MySpace site has already been taken down.
And from his personal details per his YouTube page:
And below is a screengrab of his MySpace page before it was taken down, via @jhlaing