This episode's headline: What Response?; Oil Shock. The guests include REP. DUNCAN HUNTER, [R] California; SEN. DAVID BOREN, Chairman, Intelligence Committee; REP. HOWARD BERMAN, [D] California; THOMAS McNAUGHER, Military Analyst; CLOVIS MAKSOUD, Ambassador, Arab League; CHARLES MAXWELL, Energy Analyst; PHILIP VERLEGER, Energy Economist; DAVID MIZRAHI, Mideast Analyst; CORRESPONDENT: Nik Gowing. Byline: In New York: ROBERT MacNeil; In Washington: JAMES LEHRER