Australia’s Robert Whittaker is now the undisputed UFC middleweight champion with Georges St-Pierre vacating the title after recently being diagnosed with colitis. Whittaker was crowned the interim champion when he outpointed Yoel Romero in July. GSP, the former long-time welterweight champion, came out of retirement just last month and snatched the title from the now … Continue reading Georges St-Pierre vacates middleweight title, undisputed champ Robert Whittaker to face Luke Rockhold in Perth