“Seven years after the tragic events of September 11, 2001, the threat of a terrorist attack on the United States is still very real. We are not yet safe. … ” Bob Graham, Chairman, Commission on the Prevention of WMD Proliferation & Terrorism.
http://www.scribd.com/doc/8574914/World-at-Risk-The-Report-of-the-Commission-on-the-Prevention-of-WMD-Proliferation-and-Terrorism-Full-Report