Former UFC title challenger Ray Borg has announced his retirement from fighting in the wake of his release from Bellator MMA. Borg, 29, wrote Friday on his personal Facebook page he will be “hanging it up” after his Bellator 295 bout vs. Kyoji Horiguchi was canceled due to weight-related issues. “Things did not go as planned this weekend and I will not be fighting,” Borg wrote. “I made promise to myself that if another incident like this ever happened I would retire.