As it recovers from the Civil War, America undertakes the largest building phase of the country's history. While much of the growth is driven by railroads and oil, Andrew Carnegie builds an empire around steel. But his image takes a hit after the ruthless tactics of his business partner, Henry Frick, which results in both the Johnstown Flood and the bloody 1892 strike at Homestead Steel Works. Part of "The Men Who Built America" series. Please note this title contains potentially offensive language and images of violence.