If Demetrious Johnson didn’t learn from his mistakes, he wouldn’t be who many consider to be the greatest flyweight fighter of all time, says former UFC middleweight champion Rich Franklin . Franklin, who currently serves as vice president of ONE Championship, recently weighed in on the upcoming title rematch between Johnson (23-4-1) and Adrian Moraes (20-3). The first meeting saw Moraes become the first man to finish Johnson when he did so with a violent combination and ground-and-pound. Their rematch headlines ONE on Prime Video 1 , which takes place Friday, Aug. 26 at Singapore Indoor Stadium in Kallang, Singapore and streams on Prime Video