Raising further questions about whether it's doing more harm than good, the commission probing the Sept. 11 attacks has revealed the identity of the CIA's top spymaster, a position considered so sensitive that in the entire history of the agency the anonymity of the person who holds it has never before been breached. Called to testify on Wednesday, James L. Pavitt, head of the CIA clandestine operations unit, told the panel, "I am not a public person." In a story headlined "Clandestine, Or at Least He Was Until Yesterday," the New York Times noted that the decision to out Pavitt...