13
Nov
Sergey Kovalev: New coach, new attitude
After a less-than-amicable split with John David Jackson, former unified 175-pound titlist Sergey Kovalev has a new trainer and a new outlook.
read moreAfter a less-than-amicable split with John David Jackson, former unified 175-pound titlist Sergey Kovalev has a new trainer and a new outlook.
read more