On the morning of September 11, 2001, after learning of the attacks and assuming Osama bin Laden’s responsibility, CIA director George Tenet “also had another reaction, one that raised the real possibility that the CIA and the FBI had not done all that could have been done to prevent the terrorist attack. ‘I wonder,’ Tenet said, ‘if it has anything to do with this guy taking pilot training.’ He was referring to Zacarias Moussaoui…”
– Bob Woodward, Bush at War, Pages 4-5