How quickly that will take place, and to what level it will reduce the cost and size of the U.S. presence, is something that has got to be determined by actual success, not some kind of calendar.

Yes, we have learned from the last two years and, yes, there are signs of real progress, but I don't see the kind of definitive trends that would allow you to say victory is assured.

How much of the battle space can the Iraqi forces take over, and who is actually doing the fighting - those are the key measurements. The measure cannot be the elimination of the insurgency, as desirable as that would be. You cannot eliminate all of the bombings.

If you pull out troops too quickly now, and you see the situation in Iraq collapse before the midterm elections, the impact is going to be far more serious than if you keep the troops in at reasonable levels.

I think he knows Iraq isn't Afghanistan and that his profile has to be different.

Both Iraqis and coalition people often exaggerate the role of foreign infiltrators and downplay the role of Iraqi resentment in the insurgency.