The first rule of testifying before Committees of Congress, which I’ve done on several occasions, is this: Be polite to the Members of Congress. Last week during the testimony of Dr. David Kay, former Chief Weapons Inspector for Iraq, before the Senate Armed Forces Committee, at least four instances cried out for an exception to that rule. The worst such example arose at the end of the questioning by Senator Mark Dayton, D-Minn. First, he asked Dr. Kay “How many nations have WMD capabilities?” Kay answered that “about fifty countries have such capacities.” Dayton then mused that the United States...