This episode's headline: New Accord; Wireless City; Challenges; Tell Me A Story. ANCHOR: JIM LEHRER; GUESTS: RICHARD HOLBROOKE; WALTER ISAACSON; WILLIAM HUDNUT; ANTHONY PATTON; CORRESPONDENTS: KWAME HOLMAN; RAY SUAREZ; SPENCER MICHELS; MARGARET WARNER; GWEN IFILL; TERENCE SMITH; KWAME HOLMAN