This episode's headline: Bombing Trial; Conduct Unbecoming; Fair Exchange; Rating TV Ratings. ANCHOR: JIM LEHRER; GUESTS: TIM SULLIVAN, Court TV; JIM FLEISSNER, Former Federal Prosecutor; DANIEL RECHT, Criminal Defense Attorney; SEN. TOM HARKIN, [D] Iowa; GENERAL RONALD FOGLEMAN, Chief of Staff, U.S. Air Force; JEFFREY GARTEN, Dean, Yale School of Management; CLAUDE BARFIELD, American Enterprise Institute; CORRESPONDENTS: BETTY ANN BOWSER; ELIZABETH FARNSWORTH; KWAME HOLMAN;