This episode's headline: Crusade for Change; Government Crisis. The guests include MARYANN KELLER, Auto Analyst; JOHN LIPPERT, Labor Writer; GORDON STEWART, Chevrolet Dealer; CARLTON GUTHRIE, Auto Parts Supplier; ANDREW NATSIOS, State Department; ROGER WINTER, U.S. Committee for Refugees; ABDALLAH AHMED ABDALLAH, Ambassador, Sudan; CORRESPONDENTS: KWAME HOLMAN; PAUL SOLMAN; JUDY WOODRUFF. Byline: In New York: ROBERT MacNeil; In Washington: JAMES LEHRER