His trainer said that managing him was like holding a tiger by the tail. His owner compared him to "chain lightning." His jockeys found their lives transformed by him, in triumphant and distressing ways. All of them became caught in a battle for honesty.Born in 1917, Man o' War grew from a rebellious youngster into perhaps the greatest racehorse of all time. He set such astonishing speed records that" The New York Times "called him a "Speed Miracle."...