SupermanBy: Larry Tye The first full fledged history not just of the Man of Steel but of the creators, designers, owners, and performers who made him the icon he is today, from the New York Times bestselling author of Satchel and Bobby Kennedy A story as American as Superman himself.The Washington Post Legions of fans from Boston to Buenos Aires can recite the story of the child born Kal El, scion of the doomed planet Krypton, who was rocketed to Earth as an