Jaime Munguia has vowed to “prove” that he “never disrespected the sport” of boxing, after a B-sample confirmed that he had failed a drug test.
In May, Munguia beat Bruno Surace via unanimous decision, avenging a shock knockout loss to the Frenchman in December. However, it was announced earlier this month that the Mexican, 28, had returned an adverse drug-test result, with exogenous testosterone found in his system.
