Lee Harvey Oswald didn't smile.
Sirhan Sirhan didn't smile.
James Earl Ray didn't smile.
But unlike all the others from Brutus to John Wilkes Booth to Lee Harvey Oswald...
Jared Loughner is a post-modern assassin, and for him...
It's all just a joke.
..and that's the essence of post-modernism.
Meanwhile, back at the White House, Barack and Michelle Obama were "expressing their grief" by standing on the White House lawn for a "moment of silence," with their hands over their hearts, in front of a mob of photographers.