Kovalev's trainer sees Cleverly lasting only 3 rounds

By Scott Gilfoid: Next Saturday night WBO light heavyweight champion Nathan Cleverly (26-0, 12 KO's) will be facing the best opponent of his career by far in Sergey Kovalev (21-0-1, 19 KO's) at the Motorpoint Arena, Cardiff, Wales, United Kingdom. Kovalev's trainer John David Jackson sees this as an easy fight for Kovalev, #3 WBO,