@cro.boxing: nothing left to prove,enjoy retirement champ🥲#errolspencejr #america #boxing🥊 #viral #sadstory Errol Spence Jr. said he is retiring from boxing after losing to Tim Tszyu. He admitted the fight was one of the toughest of his career, praised Tszyu for being the better man on the night, and said he has no regrets. Spence added that he’s proud of everything he achieved in boxing and wants to step away while healthy to focus on his family and the next chapter of his life.