Former world heavyweight champion David Haye keen to fight Vitali Klitschko after beating Vitali Klitschko . Haye , who lost to Ukrainian 's brother Vladimir in 2011 , says he would be `` very confident '' of victory . Chisora agreed . Fellow Briton Chisora dispatched by Briton Chisora in two rounds at grudge match at Upton Park on Saturday . Amir Khan 's Amir Khan suffers shock defeat at hands of Briton in light-welterweight clash in Las Vegas .
Former world heavyweight champion David Haye keen to fight Vitali Klitschko after beating Vitali Klitschko . Haye , who lost to Ukrainian 's brother Vladimir in 2011 , says he would be `` very confident '' of victory . Fellow Briton Chisora dispatched by Briton Chisora in two rounds at grudge match at Upton Park on Saturday . Amir Khan 's Amir Khan suffers shock defeat at hands of Briton in light-welterweight clash in Las Vegas .