Letting al-Zarqawi Walk
By Mahablog summarizes the evidence. But, obviously, when it comes to being Tough in the War on Terra (TM) actually stopping terrorists is so much less important than your willingness to violate the Constitution (with, needless to say, the collaboration of your friends in the other institutions unwilling to provide necessary checks) your opponent’s propensity for windsurfing, and stuff like that there.