Jaime Munguia tests positive for banned substance following win over Bruno Surace

BoxingScene.com has confirmed that the former WBO junior middleweight titlist tested for a banned substance surrounding his May 4 win over Bruno Surace. Tijuana’s Munguia, 45-2 (35 KOs) was credited with a unanimous decision win over France’s Surace, 26-1-2 (5 KOs) in their 12-round super middleweight bout on May 4 (local time) in Riyadh, Saudi Arabia.