Amid Iraq Talk, White House Hopeful Sticks to '04 Issue in '08 Run For the roughly two dozen candidates considering a run for the White House, it is perhaps the jackpot question: What might be the winning message in a contest whose first nominating vote is still more than a year away? Today, former Sen. John Edwards begins testing his hunch that Americans, though focused now on the war in Iraq, can be won over to a campaign built on what he calls "the great moral issue of our time" -- fighting poverty at home. He plans to do so...