Sergey Kovalev is Moving Up To The Cruiserweight Division

By: Hans Themistode
When a fighter decides to move up or down in weight, almost every single time it is out of necessity. Either he has gotten older and he has filled out his body more which essentially makes cutting weight more difficult, or the competition has simply gotten too stiff and it's now time to move down. 
In the case of Sergey Kovalev, his reasoning seems to stem from having nothing left to prove at the Light Heavyweight division. He may have been knocked out in his last ring a