The 9/11 Commission Report is widely declared to be the definitive account of the most devastating attack ever to take place on American soil, but in truth the most vital questions about 9/11 have not been asked, and an ever-growing number of facts casts clouds of suspicion over the actions and motivations of many key government officials and agencies. The 5 Unanswered Questions cuts through the official accounts and political "spin" to the questions that lie at the heart of this American tragedy.