I keep asking myself why, in spite of the encouraging reports out of Iraq, people such as Rep. Murtha want us to beat a hasty retreat, making the same sort of shameful exit we made out of Southeast Asia three decades ago, leaving our allies to the less than tender mercies of Pol Pot and the North Vietnamese. Why do these people seem to salivate every time an American soldier is killed doing his duty, as if hoping that when some magical number – 2,500? 3,000? – is reached, the American people will rise up and insist that we pull...