WASHINGTON — Have you read the encouraging headlines from Iraq? "Monthly U.S. Combat Deaths Down by Half in May" is one. "Radical Shiite Cleric's Militia Decimated in Holy Cities" is another, and finally: "Iraqi Leaders, Defying U.S. and U.N. Dictates, Choose Prime Minister." No, those were not headlines anybody could see. In Gloomy Gus newsrooms, good news is no news. ***********SNIP************** [C]onsider the possibility, for a change, that on our Memorial Day, we have cause for cautious optimism. Rather than admit this, our dovish defeatists have turned themselves into the hardest of hardliners. **************SNIP************** Of course, if coalition forces were...