In the aftermath of the terrorist attack on September 11, one question has been on everyone's mind: "How did this happen?" This book seeks to answer this question in all its critical aspects--the motives and actions of the terrorists, the status of the U.S. military, the context of the Middle East, bioterrorism, airport security, diplomatic pressures--and to provide readers with perspective, information, and sound interpretation. The editors of Foreign Affairs have brought together noted e...