This episode's headline: Reprimand... Plus; Picasso; Agent of Change. ANCHOR: JIM LEHRER; GUESTS: REP. PORTER GOSS, [R] Florida; REP. BENJAMIN CARDIN, [D] Maryland; LEE CULLUM, Dallas Morning News; MIKE BARNICLE, Boston Globe; PATRICK McGUIGAN, Daily Oklahoman; CYNTHIA TUCKER, Atlanta Constitution; ANDREA NEAL, Indianapolis Star; ROBERT KITTLE, San Diego Union Tribune; JOHN FEINSTEIN, Author; CORRESPONDENTS: KWAME HOLMAN; MARGARET WARNER; ELIZABETH FARNSOWRTH; PAUL SOLMAN;