He Actually Has Post-Traumatic Stress Disorder

Or, as Jon Stewart once put it, 9/11 Tourette's.

He flatlined in Iowa and he's struggling in New Hampshire, but
Rudy Giuliani shook off the early-state blues Thursday as only he can.

"None of this worries me - Sept. 11, there were times I was worried," Giuliani said.

At what point do you start to worry about someone like this? From a mental health standpoint, I mean? As a progressive I have compassion for people who are ill.