Zogby: Democrats Have 'Substantial Lead' A key measurement of partisan advantage in the United States Congress shows Democrats with a substantial lead in public opinion as the nation heads into 2006 and the important mid-term election season, a new Zogby International survey shows. Asked if they would "definitely" or "probably" vote for the Democrat or Republican in next year's fall congressional election, 48% said the Democrat would get their support, compared to 40% who said they would vote for the Republican. While 3% said they plan on supporting a third-party candidate, 9% said they were unsure. The year-end survey by...