This episode's headline: Hijacking: Nightmare Ends; Thankful; The Other Artificial Heart; Talking Politics; Influential. The guests include In New York: SAID RAJAIE KHORASSANI, Iranian Ambassador to the United Nations; In Washington: Admiral STANSFIELD TURNER, Former CIA Director; Rep. LAWTON CHILES, Democrat, Florida; Reports from NewsHour Correspondents: KEITH GRAVES (BBC), in Teheran, Iran; KWAME HOLMAN, at Hershey Medical Center, Pennsylvania; COKIE ROBERTS (NPR), in Washington. Byline: In New York: ROBERT MacNEIL, Executive Editor; In Washington: JIM LEHRER, Associate Editor
