This episode's headline: History on Hold; Next Move?. ANCHOR: JIM LEHRER; GUESTS: SUSAN MacMANUS, University of South Florida; STATE SEN. JIM SEBESTA, (R) Florida; STATE SEN. RON KLEIN, (D) Florida; AKHIL REED AMAR, Yale Law School; RICHARD BROOKHISER, National Review; WENDY KAMINER, The American Prospect; STEPHEN CARTER, Yale Law School; HOWARD BAKER; CORRESPONDENTS: FRED DE SAM LAZARO; BETTY ANN BOWSER; SUSAN DENTZER; RAY SUAREZ; SPENCER MICHELS; MARGARET WARNER; GWEN IFILL; TERENCE SMITH; KWAME HOLMAN