This episode's headline: Third Wave; NewsMaker; Far From Home; Political Wrap. ANCHOR: JIM LEHRER; GUESTS: SAMUEL BERGER, National Security Adviser; CHUCK SUDETIC, Journalist/Author; CHARLES GATI, Johns Hopkins University; MARK SHIELDS, Syndicated Columnist; PAUL GIGOT, Wall Street Journal; CORRESPONDENTS: TERENCE SMITH; CHARLES KRAUSE; PHIL PONCE; MARGARET WARNER; KWAME HOLMAN; ELIZABETH BRACKETT; ELIZABETH FARNSWORTH