7PM This episode's headline: Winds of War; I Want You; Home Forever. The guests include ARCHBISHOP ROGER MAHONY, National Coalition of Catholic Bishops; ALEXANDER HAIG, Former Secretary of State; REP. LES ASPIN, Chairman, Armed Services Committee; JAMES WEBB, Former Secretary of the Navy; REV. JESSE JACKSON; FREDERICK DOWNS, Vietnam Veteran; ESSAYIST: JIM FISHER. Byline: In New York: ROBERT MacNeil; In Washington: JUDY WOODRUFF