We cannot turn back the clock. We cannot undo the impact of technology. Nor would we want to.

In the wake of the September 11 attacks, it became clear that the FBI's number one priority must be the prevention of another terrorist attack.

And from the moment that we realized it was a terrorist attack, there isn't an agent or a support person in the FBI that wasn't committed to bringing to justice those who were responsible for this.

The FBI's principal priority right now is protecting the United States against another terrorist attack.

The 19 hijackers that came over here to commit the attack on Sept. 11, there were those that were at the bottom of the line. There were those who were the principal conspirators. There were those who were the pilot. Everybody has a role.