From the New York Times:
“If our troops get actionable intelligence that agents are going to cause our troops or Iraqi citizens harm, they’re going to take whatever force protections that are necessary,” said Gordon Johndroe, a spokesman for the National Security Agency.
But of course:
But Mr. Bush said any notion that the United States wants to widen its military campaign beyond the borders of Iraq “simply is not accurate.” The president and his top aides have said several times in recent weeks that there are no plans to pursue Iranian agents into Iran.