Anthony Joshua, the London 2012 Olympic super-heavyweight champion, unified the WBA and IBF titles with victory over Wladimir Klitschko. Matt Dunham / AP Photo
Anthony Joshua, the London 2012 Olympic super-heavyweight champion, unified the WBA and IBF titles with victory over Wladimir Klitschko. Matt Dunham / AP Photo

Boxing: Anthony Joshua and Joseph Parker set for world heavyweight title clash