Wladimir Klitschko Universum Box-Promotion in Hamburg under the tutelage of Fritz Sdunek, often being featured on fight cards alongside his elder brother Vitali. After building an undefeated record of 24–0 with 22 KOs, he suffered his first loss to 24–13–1 Ross Puritty, in what was Klitschko's first and only professional fight in Ukraine. Puritty forced Klitschko, who had at that time not gone beyond 8 rounds, to punch himself out. Klitschko began to be overwhelmed in the 10th round and went down twice but was allowed to continue. At the start of the 11th round, with Puritty continuing to land hard punches,
Vitali Klitschko After Wladimir Klitschko had to cancel his fight with Jean-Marc Mormeck, it was thought that Vitali was likely to fight on 25 February 2012. Sources in Germany reported that he was likely to fight British contender Dereck Chisora on 18 February 2012 in Olympiahalle, Munich, Bayern. It was confirmed on 12 December 2011 that Dereck Chisora would be Vitali Klitschko's next opponent. Vitali Klitschko retained his WBC Championship belt unanimously in a dominant display in Munich. The fight was fought against a backdrop of antagonism displayed by the contender Dereck Chisora at the weigh in. Chisora slapped Klitschko across the