April 14, 2003 -- ONE byproduct of war is often a major change in media and news reporting. In the Civil War, photography was born. In World War II, Edward R. Murrow brought radio into its own with his dramatic reports of the Nazi blitz on London. In Vietnam, television became pivotal as images of bloodshed soured American backing for the war. The Gulf War saw the growth of CNN as all-news television became essential. In the Iraq War, the public may well have learned not to trust the broadcast networks or the establishment newspapers. Never before have Americans had...