sentences:  Vitali Klitschko lost his fight with Lennox Lewis in his attempt to win the WBC, IBO, The Ring and lineal heavyweight championships.Vitali faced South African Corrie Sanders on 24 April 2004 for the WBC heavyweight championship and The Ring belts that had been vacated by Lewis.Vitali won by 8th round stoppage, he defended his titles just once, stopping Danny Williams in the 8th round before retiring in late 2005 due to injuries.