They're doing a great job. And I don't speculate about personnel matters.

I'm not going to discuss an ongoing legal proceeding. And I'm not going to speculate about any matters relating to it.

I think you're prejudging things and speculating and we're not going to prejudge or speculate about things.

someone the president believes has done a great job over at NASA.

Alan Greenspan has done a superb job as chairman of the Board of Governors of the Federal Reserve system and I have great continuing confidence in his economic stewardship.

The president has confidence in his economic team, and we never discuss specific personnel matters.