Jaime Munguia has vowed to “prove” that he “never disrespected the sport” of boxing, after a B-sample confirmed that he had ...

Jaime Munguia's "B" sample returned the same result as its predecessor, surrounding his May 4 win over Bruno Surace, reports.

JAIME MUNGUIA failed a drug test for testosterone after his recent rematch with Bruno Surace, claiming the sample was ...

Jaime Munguia's B-sample has returned a positive test for synthetic testosterone for his decision win over Bruno Surace for ...

Jaime Munguia's B-sample came back positive for exogenous testosterone, reaffirming his positive A-test from May 29th for his ...