The only change in behavior we need to prevent another 9/11 is to not sit back and trust our govt. Thats already happening, other passengers will take care of business.
Whats also happening is our govt is monitoring Americans far more than they are monitoring our enemies. Because we represent a threat to THEIR personal power.
It seems none of you are able to tell the difference between legitimate and illegitimate actions...
In ObaMao's America, every citizen is a potential terrorist and every terrorist is a potential citizen. The burden of proof is on the citizen to prove otherwise.