As bare-knuckled boxing enters the modern era, brash extrovert, Jim Corbett, uses new rules and dazzlingly innovative footwork to rise to the top of the top of the boxing world.As bare-knuckled boxing enters the modern era, brash extrovert, Jim Corbett, uses new rules and dazzlingly innovative footwork to rise to the top of the top of the boxing world.As bare-knuckled boxing enters the modern era, brash extrovert, Jim Corbett, uses new rules and dazzlingly innovative footwork to rise to the top of the top of the boxing world.