This episode's headline: Smoking Issue; Cable Car Report; War on Cancer. ANCHOR: JIM LEHRER; GUESTS: DAVID ADELMAN, Morgan Stanley Dean Witter; JOHN GARRISON, American Lung Association; SEN. BOB GRAHAM, [D] Florida; MICHAEL MOORE, Attorney General, Mississippi; DR. RICHARD KLAUSNER, Director, National Cancer Institute; CORRESPONDENTS: KEVIN DUNN; MARK THOMPSON;KWAME HOLMAN; MARGARET WARNER;PHIL PONCE;ELIZABETH FARNSWORTH