"Without actionable intelligence
information, to uncover and interdict a terrorist plot in the
planning stages ... it was up to the other layers of aviation
security to counter the threat"
Source: An excerpt from a published report by
the National Commission on Terrorist Attacks Upon the United
States. The 10-member, bipartisan commission was established by
Congress to study the nation's preparedness before September 11 and
its response to the attacks, and to make recommendations for
guarding against similar disasters.