Sergey Kovalev - Ultimate Highlights / Knockouts

I decided to make a new Kovalev video as the last one I made is quite old now and the Krusher has come on leaps and bounds in his career since that time. I believe he is the best Light-Heavyweight and one of the best boxers in the world period. Sergey Kovalev - Is an undefeated Russian professional boxer. He is the reigning unified WBO, WBA, and IBF light heavyweight champion and known for his devastating punching power. His promotional agency is Main Events and his trainer is John David Jackson. Kovalev