This episode's headline: Education Summit; Capitol Gamesmanship; News Maker - House of Cards. The guests include GOV. RAY MABUS, Mississippi; GOV. THOMAS KEAN, New Jersey; LAURO CAVAZOS, Secretary of Education; ERNEST BOYER, Carnegie Foundation; DEBORAH MEIER, Central Park East Secondary School; CHARLES BOWSHER, Comptroller General. Byline: In New York: ROBERT MacNeil; In Washington: JAMES LEHRER