They're not mentally ill; they're spiritually ill. They are evil.
The guys defense seems to be that he had a good reason to want to assassinate the President. That's not the way our legal system works.
Are his supporters laughing because they think he is being railroaded or because murder plots are inherently amusing to them?
I love how the MSM calls him a "Virginia Man." They should replace the words "Virginia Man" with Islamic terrorist.