Vitali Klitschko the Ukrainian presidential opposition movement. Klitschko knocked Williams down in the 1st, 3rd, 7th, and 8th rounds before the fight was stopped. Immediately afterward, Klitschko dedicated his victory to democracy in his native Ukraine and also to the Ukrainian presidential candidate Viktor Yushchenko, whom he supported in 26 December 2004, election revote. On 9 November 2005, Klitschko announced his retirement from professional boxing and vacated his title. He had been training to fight Hasim Rahman, however, nine days before the fight, he injured his leg while sparring. He snapped his anterior cruciate ligament, which with surgery would take up to
Vitali Klitschko his own. After the Johnson bout, Klitschko's camp began negotiations for a potential fight with former WBA Champion Nikolai Valuev, but the match failed to materialize due to economic disagreements. On 29 May 2010, Vitali Klitschko defeated Polish heavyweight contender Albert Sosnowski by KO at 2:30 in round 10 of 12. Sosnowski was knocked down by a right hand in the 10th round, prompting referee Jay Nady to immediately wave off the fight. The fight took place at Veltins-Arena, Gelsenkirchen, Nordrhein-Westfalen, Germany. Vitali Klitschko weighed in at 112 kg (247 lbs), while Sosnowski weighed in at 110 kg (242.5 lbs).