By Max Seitelman: Dillian Whyte’s sudden move to switch out his long-time trainer Mark Tibbs last week that his upcoming fight against Alexander Povetkin is starting to cause a mental strain. Povetkin (35-2-1, 24 KOs) suspects that the “pressure” of the moment is beginning to eat away at Whyte (27-1, 18 KOs), resulting in this […]