Sergey Kovalev KO highlight reel
Watch the best of the best from Sergey 'The Krusher' Kovalev ahead of his WBO light-heavyweight title fight against Nathan Cleverly, Saturday from Motorpoint Arena in Cardiff, Wales on HBO.
Watch the best of the best from Sergey 'The Krusher' Kovalev ahead of his WBO light-heavyweight title fight against Nathan Cleverly, Saturday from Motorpoint Arena in Cardiff, Wales on HBO.