Derrick James, the head trainer for unified WBC and IBF champion Errol “The Truth” Spence, believes his boxer can fight at weights as high as the middleweight limit of 160-pounds.

From the moment Terence Crawford made his way to the welterweight division in 2018, Derrick James had a strong hunch that both he and his unified star, Errol Spence Jr., would eventually have to ...