Terrifying History on Instagram: "In November 2010, boxer Antonio Margarito crossed a line that would haunt his career. During a pre-fight press conference, he cruelly mocked legendary trainer Freddie Roach’s Parkinson’s disease, imitating his tremors while cameras rolled. The video went viral, sparking outrage across the boxing world. Few could have predicted how swiftly justice would be served. Days later, Margarito faced Roach’s star fighter, Manny Pacquiao, in what became one of the most lop