Since Floyd Mayweather’s retirement earlier this year, there’s been much talk of who the greatest of all time (GOAT) is. While the general consensus is that Muhammad Ali is the greatest boxer of all time, Holly Holm isn’t sure that there is just one GOAT.  
Since Floyd Mayweather’s retirement earlier this year, there’s been much talk of who the greatest of all time (GOAT) is. While the general consensus is that Muhammad Ali is the greatest boxer of all time, Holly Holm isn’t sure that there is just one GOAT.