Dillian Whyte has asked for a rematch for the heavyweight title afterAlexander Povetkin inflicted a second career defeat on him with a sensationalfifth-round knock-out.
Whyte had dominated the opening four rounds and twicesent the 40-year-old Russian to the canvas.
But Povetkin turned the fight onits head with a ferocious left uppercut that ended the fight in an instant.