Klitschko brothers 5 months & 13 days. Vitali retained the WBC Heavyweight Championship until 15 December 2013, relinquishing his belt in pursuit of his political aspirations in his native Ukraine. The Klitschko brothers jointly run the professional boxing promotion companies ""K2 Promotions"" and ""K2 East Promotions"", as well as the ""Klitschko Brothers Fund"", a charity organization. They appear together on German TV shows and commercials, have a website shared between them, and support each other's training and fights. After Vitali's retirement, Wladimir continued to reign as champion & successfully defend all remaining title belts except for the WBC belt. He eventually lost
Wladimir Klitschko on 2 July 2011. Klitschko and Haye agreed to a 50-50 split of the purse and Haye was allotted 7000 seats at the venue. The fight reached a global television audience of 500 million viewers in 150 countries. Klitschko dominated the fight, statistically outlanding Haye nearly 2 to 1. Klitschko won by unanimous decision, the three judges scored it 118–108, 117–109, and 116–110 all in favour of Klitschko. Haye revealed afterwards that he had a broken toe. After winning the WBA title, all of the major Heavyweight titles were in the hands of the Klitschko family. Wladimir and Vitali became