This episode's headline: Debating the Debate; Ad Wars; Subway Series. ANCHOR: JIM LEHRER; GUESTS: VINCE FERRILL; CHARLES KADLEC; MARK SHIELDS; PAUL GIGOT; KATHLEEN HALL JAMIESON; WILLIAM SALETAN; JOHN LEO; CORRESPONDENTS: FRED DE SAM LAZARO; BETTY ANN BOWSER; SUSAN DENTZER; RAY SUAREZ; SPENCER MICHELS; MARGARET WARNER; GWEN IFILL; TERENCE SMITH; KWAME HOLMAN