This episode's headline: AIDS: New Treatment; Rx For Violence; Star Wars; Stolen Treasures. The guests include In New York: Dr. MATHILDE KRIM, AIDS Medical Foundation; CHARLES KOCZKA, U.S. Customs Service; In Washington: Dr. EVERETT KOOP, U.S. Surgeon General; Reports from NewsHour Correspondents: CHRIS HARDY (Visnews), in Paris; JUNE MASSELL, in Boston; ELIZABETH FARNSWORTH (KQED), in Berkeley, California. Byline: In New York: ROBERT MacNEIL, Executive Editor; In Washington: JIM LEHRER, Associated Editor; JUDY WOODRUFF, Correspondent