"You know that al-Qaeda exists from Algeria to the Philippines...it's everywhere." --from a conversation secretly taped by the Italian police on March 22; the speaker was Essid Sami ben Khemais, a Tunisian arrested the next month for alleged terrorist offenses
It was the worst crime in American history, and it has triggered the greatest dragnet ever known. The investigation into the atrocities of Sept. 11 has involved police forces across the U.S. and around the world. From Michigan to Malaysia, from San Diego to Ciudad del Este, Paraguay, law-enforcement agencies have been trying to figure out how the terrorists carried out...