This episode's headline: Newsmaker; Political Wrap; Changing Course?; Roll of the Dice. The guests include PRESIDENT JEAN-BERTRAND ARISTIDE, Haiti; MARK SHIELDS, Syndicated Columnist; NORMAN ORNSTEIN, American Enterprise Institute; LINDA CHAVEZ, Political Analyst; CORRESPONDENTS: CHARLES KRAUSE; PAUL HOFFMAN. Byline: In New York: MARGARET WARNER; In Washington: JAMES LEHRER