( CNN ) -- Chambers was down for at least three rounds after left hook to right temple . Chambers , at 209 pounds ( 94.8 kg ) is 36 pounds ( 16 kg ) lighter than Klitschko . Klitschko was an 8-to-1 favorite . He has n't lost a fight in nearly six years .
Chambers was down for at least three rounds after left hook to right temple . Chambers , at 209 pounds ( 94.8 kg ) is 36 pounds ( 16 kg ) lighter than Klitschko . Klitschko was an 8-to-1 favorite . He has n't lost a fight in nearly six years .