Lonely long-distance runners, the three major Democratic candidates face a daunting schedule aheadif they stay the course. After this week's New York and Wisconsin primaries, it will be on to Arizona and Missouri and then to the greatly important Pennsylvania contest at month's end. In May, provided stamina, money and voter support hold out, the challengers will struggle through 16 primaries. A sample of life on the high-hurdled campaign trail is given in the following reports by TIME Correspondents Stanley Cloud, on Jimmy Carter; Bonnie Angela, on Morris Udall; and Angelo and Roland Flamini, on Henry Jackson.
Carter: The Deacon
After a...