Terrifying moment involving a professional boxer in South Africa ... the previously unbeaten fighter became disoriented and started punching air, as if he saw a fighter that didn't exist.
Video of the incident hit social media on Sunday ... showing Simiso Buthelezi fighting Siphesihle Mntungwa for the WBF African lightweight title. In the 10th round of a fight Simiso was easily winning, something went very wrong.
A few seconds into the final round, Mntungwa falls through the ropes. When he gets up, the ref tells the men to continue fighting.