Klitschko brothers represented Ukraine at the 1996 Olympics, winning a gold medal in the super-heavyweight division. In 1996, when still an amateur, Vitali Klitschko tested positive for a banned substance and was removed from the Ukrainian boxing team. In June 1999, Vitali Klitschko won the WBO Heavyweight title from Herbie Hide via second-round knockout. He successfully defended the title twice before losing it to Chris Byrd. Six months later, younger brother Wladimir dethroned Byrd via lopsided points decision. He registered five successful title defenses, all by TKO until suffering an upset TKO loss to Corrie Sanders in March 2003. Vitali Klitschko 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