In the wake of 9/11 no one knew when the next attack would come, or where it would come from. America's enemies seemed gathered on all sides, and for several nerve-racking months, we lived in fear that the perpetrators might be plotting another action or, worse, that our most dangerous enemies -- al Qaeda and Saddam Hussein's murderous regime in Iraq -- could be banding together against us. The Bush administration and CIA director George Tenet warned...