Manny Pacquiao knowingly fought with a bum shoulder in that terrible fight against awful but technically great and super quick (ahhh hate to say that) Floyd Mayweather.
As a boxer I think Pacquiao committed fraud essentially it was a fixed fight and I lost all respect that I had had for him. Which was a lot.
However its all mute Ali was a heavy weight Pacquiao needs to put rocks in his pockets to not get blown away by a gust of wind. Ali would destroy Pacquiao. Please watch Juan Marquez do exactly that here Pacquiao Rocked