When Valerie Plame Wilson testified recently before the House Committee on Oversight and Government Reform, just two Republicans — out of 17 on the committee — bothered to show up. Ranking Republican Rep. Tom Davis asked few questions and seemed largely uninterested in the matter. The only other Republican to appear, Rep. Lynn Westmoreland of Georgia, showed more interest but appeared not to have mastered the details of the case. Now, however, Westmoreland wants to know more. In a letter to committee chairman Rep. Henry Waxman Friday, he submitted more questions for Mrs. Wilson and requested that Waxman ask the...