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
Vitali Klitschko vs. Tomasz Adamek a heavyweight". Fritz Sdunek, Klitschko's coach, said his fighter would retire after two or three more fights. Vitali Klitschko vs. Tomasz Adamek Vitali Klitschko vs. Tomasz Adamek was a Heavyweight Championship fight for the WBC title. The fight took place at the Stadion Miejski in Wrocław, Lower Silesian, Poland on September 10, 2011 and was televised via "HBO World Championship Boxing". As a part of a split-site doubleheader, the broadcast also featured the Yuriorkis Gamboa vs. Daniel Ponce de León bout taking place at the Boardwalk Hall in Atlantic City, New Jersey, United States. Klitschko, expected to dominate, said he