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 rightful claim to being the champion and the stakes for the future of the heavyweight division were high. Despite some questioning Vitali's decision to return after four years, he managed to regain his title in dominating fashion. Klitschko had Peter intimidated from the first round and stunned him with accurate hard punches. Klitschko kept the hard-punching Nigerian off with an effective left jab and took control in the center of the ring. Over eight rounds, Klitschko completely dismantled and outfought the younger champion. After the eighth round, Peter slumped on his stool, shook his head and asked that the bout