TOPSHOT - Britain's Anthony Joshua walks on his way to the ring ahead of the fight against Russia's Alexander Povetkin in their boxing world Heavyweight title fight at Wembley Stadium in north west London on September 22, 2018. - Britain's Anthony Joshua retained his International Boxing Federation, World Boxing Association and World Boxing Organisation heavyweight titles with a seventh-round stoppage of Alexander Povetkin at London's Wembley Stadium on September 22, 2018. (Photo by ADRIAN DENNIS / AFP)