YEKATERINBURG, RUSSIA - JULY 11, 2016: Russian boxer Sergey Kovalev (L) and Malawian boxer Isaac Chilemba fight in a bout for the WBA, WBO and IBF light heavyweight world title. Donat Sorokin/TASS (Photo by Donat Sorokin\TASS via Getty Images)
YEKATERINBURG, RUSSIA - JULY 11, 2016: Russian boxer Sergey Kovalev (L) and Malawian boxer Isaac Chilemba fight in a bout for the WBA, WBO and IBF light heavyweight world title. Donat Sorokin/TASS (Photo by Donat Sorokin\TASS via Getty Images)