The one-time Democratic front-runner is fighting for his survival... On a Friday in November, at the end of a tough week, John Kerry projects an aura of friendly confidence that suggests he is either out of touch with reality or has the serenity of a Zen master. In the last five days, Kerry has fired his campaign manager and then seen two staffers walk out the door. He has decided to opt out of the public financing for his campaign -- ostensibly to keep up with his chief rival, blunt, plain-spoken former Vermont governor Howard Dean, who made a similar...