This episode's headline: Campaign for Kosovo; NewsMaker; Political Wrap; Trade-Offs. ANCHOR: MARGARET WARNER; GUESTS: SAMUEL BERGER, National Security Adviser; MARK SHIELDS, Syndicated Columnist; PAUL GIGOT, Wall Street Journal; YASHENG HUANG, Harvard Business School; REP. SHERROD BROWN, [D] Ohio; ROBERT KAPP, US-China Business Council; CORRESPONDENTS: BETTY ANN BOWSER; TERENCE SMITH; PHIL PONCE; MARGARET WARNER; KWAME HOLMAN; ELIZABETH FARNSWORTH; SPENCER MICHELS