The final press conference was held Thursday for the HBO-televised clash between WBO/WBA/IBF light heavyweight champion Sergey “Krusher” Kovalev (27-0-1, 24 KOs) and mandatory challenger Nadjib “Irondjib” Mohammedi (37-3, 23 KOs) on Saturday at the Mandalay Bay Events Center, Las Vegas, Nevada. The co-feature will include a ten-round light heavyweight