Early on in his presidential campaign, John Kerry capitalized on his four months of action in Vietnam and proclaimed to the American public that he is a man of courage and valor. The ads were supposed to suggest that having been on the front lines, Kerry is uniquely qualified to offer leadership in the war on terror. A better gage, however, would be the opinions of those who served with Kerry and the track record of weakness and error he accumulated over the past 20 years as a legislator. With regard to the former, a new ad produced by Swift...