see more

LONDON, ENGLAND - APRIL 29: Anthony Joshua (White Shorts) puts Wladimir Klitschko (Grey Shorts) down in the 5th round during the IBF, WBA and IBO Heavyweight World Title bout at Wembley Stadium on April 29, 2017 in London, England. (Photo by Richard Heathcote/Getty Images)

LONDON, ENGLAND - APRIL 29:  Anthony Joshua (White Shorts) puts Wladimir Klitschko (Grey Shorts) down in the 5th round during the IBF, WBA and IBO Heavyweight World Title bout at Wembley Stadium on April 29, 2017 in London, England.  (Photo by Richard Heathcote/Getty Images)