This episode's headline: After the Floods; Campaign Snapshots; Suing HMO's; Shutter Control. ANCHOR: JIM LEHRER; GUESTS: DAN BALZ, Washington Post; BARBARA COCHRAN, President, Radio-Television News Directors Association; JAMES WOOLSEY, Former CIA Director;SEN. ROBERT KERREY, (D) Intelligence Committee; CORRESPONDENTS: SPENCER MICHELS; MARGARET WARNER; KWAME HOLMAN; TERENCE SMITH; SUSAN DENTZER; BETTY ANN BOWSER; DAVID GERGEN; ELIZABETH FARNSWORTH