Boxing promoter Freddie Roach angry after being mocked in a video posted on Internet . His Parkinson 's disease was lampooned by fighters Danny Margarito and Brandon Rios . Roach 's charge Manny fails to take on Margarito in a boxing bout on Saturday . Mexican - American apologizes at a press conference for his comments in video .
Boxing trainer Freddie Roach angry after being mocked in a video posted on Internet . His Parkinson 's disease was lampooned by fighters Antonio Margarito and Brandon Rios . Roach 's charge Manny Pacquiao will take on Margarito in a title bout on Saturday . Mexican-American apologizes at a press conference for his part in video .