Sky Original Klitschko: More Than a Fight offers viewers unprecedented access to former heavyweight boxing world champion Vitali Klitschko, along with his brother Wladimir, who together dominated the sport for more than a decade. Now the longest serving Mayor of Kyiv, this feature-length documentary charts Vitali's jou…- Hoping to bring their dead mother back to life, three brothers build a time machine in this visually decadent, bizarre and altogether mesmerizing head-trip.