Former North Carolina Sen. John Edwards' presidential ambitions are being taken seriously by Washington insiders. Not as seriously as those of Sen. Hillary Rodham Clinton. But seriously. The National Journal surveyed 90 Democratic members of Congress, consultants, activists and party officials to name the five people they thought had the best chance of capturing their party's nomination in 2008. By far, the Democrats named Clinton, the New York senator and former first lady. But Edwards came in second, followed by Virginia Gov. Mark Warner, U.S. Sen. Evan Bayh of Indiana and Sen. John Kerry of Massachusetts.The same survey also asked...