Porter used power shots to the body of Berto to wear him down over the rounds .
In front of 9,118 , Porter earned another world title fight against Thurman after he stopped Berto inside the distance .
Porter used power shots to the body of Berto to wear Porter down over the rounds .
In front of 9,118 , Porter earned another world title fight against Thurman after he stopped Berto inside the distance .