When Richard Armitage finally acknowledged last week he was my source three years ago in revealing Valerie Plame Wilson as a CIA employee, the former deputy secretary of state’s interviews obscured what he really did. I want to set the record straight based on firsthand knowledge. First, Armitage did not, as he now indicates, merely pass on something he had heard and that he ‘‘thought’’ might be so. Rather, he identified to me the CIA division where Mrs. Wilson worked, and said flatly that she recommended the mission to Niger by her husband, former Amb. Joseph Wilson. Second, Armitage did...