[kevao]

Actually, there is. Check out the Air Force's missions.

Actually, I did just that. Here is a link to the entire text of the National Security Act of 1947 pertaining to the Air Force:

http://www.wpafb.af.mil/museum/history/postwwii/nsa47.htm

And now I know what the problem has been around here, Poohbah. You are full of shit, Poohbah.

Where in the text does the Act task the Air Force with intercepting commercial airliners that have been hijacked by terrorists?

[Poohbah]

Gutter language does not contribute to the debate. That's only the establishment clause.