Boxer Marvin Hagler has passed away at the age of 66. What’s disturbing is how he passed away. Former boxing Champion Thomas “Hitman” Hearns” tweeted that Marving Hagler was in the intensive care unit at the hospital after suffering side effects for the mRNA vaccine he received days before. His wife Kay made the announcement of his death. Hagler was the undisputed middleweight champion of the world from 1980 until 1987. He recorded 52 knockouts during his stellar career. Wow I don’t know what to say about this…RIP Marvelous Marvin Hagler.