Manny Pacquiao, from the Philippines, right, throws a right against Floyd Mayweather Jr., during their welterweight title fight on Saturday, May 2, 2015 in Las Vegas. (AP Photo/John Locher)
He has even been sued by disgruntled fans who say he kept the injury hidden to keep the fight on schedule and preserve his payday of over $100 million.
Kellerman argued that Pacquiao had no good options and that postponing the fight for a year to get shoulder surgery would have given him an even worse chance to win.