This episode's headline: News Summary; The Case Against Deaver; CIA: Plugging the Leaks; High-Tech Inventor. The guests include In Washington: GEORGE CARVER, Former CIA Official; WALTER PINCUS, The Washington Post; In New York: STEPHEN HESS, Brookings Institution; Report from NewsHour Correspondents: DANIEL DODD (Visnews), in Chernobyl; PAUL SOLMAN (WGBH), in Boston. Byline: In New York: ROBERT MacNEIL, Executive Editor; In Washington: JIM LEHRER, Associate Editor; JUDY WOODRUFF, Correspondent