Reporter Malcolm Gladwell of the New Yorker speaks about the Spanish influenza of 1918. Gladwell's article in September 29th's New Yorker explores the medical potential of seven buried bodies stricken by this flu. Lodged in the Arctic tundra, the bodies, soon to be exhumed, may hold clues on how to prevent a similar epidemic in the future. Gladwell is the former New York bureau chief of the Washington Post. (Interview by Barbara Bogaev)