It is, sadly, not often that boxing gets its biggest stars in the ring together, which is why mega-fights draw so much buzz. Typically, promotor/network issues and prickly negotiations come in between the best of the best meeting, but Manny Pacquiao and Errol Spence Jr. had managed to clear all of those hurdles and were prepared to meet in less than a week’s time in Las Vegas for a welterweight showdown between the legend and the current WBC and IBF champ.