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9/11 panel report: 'We must act'
'We do not have the luxury of time,' says commission chairman
What went wrong, according to the 9/11 report.
What now? The 9/11 commissioners' recommendations.
Thomas Kean, 9/11 commission chairman, summarizes report: U.S. didn't grasp terror threat.
Report details the final moments aboard the doomed flights.
Chapter by chapter:
The 9/11 commission report
The final moments of Flight 93
The 9/11 commission
U.S. leaders did not understand the "gravity of the threat."
The United States wasn't prepared to meet al Qaeda's challenges.
Terrorism wasn't the chief security concern of the Bush or Clinton administrations.
Failures to thwart 9/11 highlight agencies' inability to adapt to new problems.
CIA effectiveness was limited by use of intermediaries to pursue Osama bin Laden.
Information and analysis wasn't shared across agencies.