Napolitano said

"given the relative dearth of left-wing extremism in the U.S., we figure we'll be able to post an in-depth analysis tweet, and still have characters to spare."

"I think it's fair to say that, for all practical purposes, there really are no left-wing extremists,"

"Every time we get a report on a such a group, and we investigate, we find that they're just regular folks who believe the same things that I do, that the president does...Harry Reid, Nancy Pelosi...these people are right down the middle."

the report to be issued on Twitter would be called "Mainstreamists: Just Going with the Flow."

I would say that I'm sorry if some of our deeply-troubled war vets misunderstood our report because of their limited education

After all, they joined the military because they had no other options. We at Homeland Security should be sensitive to folks who didn't have the benefit of a liberal arts education, or the kind of wisdom that comes from high-level policy meetings in Washington D.C.