Calvo vs Rivera raise the curtain on the KO Drugs in Argentina – World Boxing Association
Mexico’s Jackie Calvo and Argentina’s MarÃa Magdalena Rivera will fight on Friday, August 23 for the World Boxing Association interim flyweight world title at the opening of the International Boxing Festival KO Drugs. Calvo and Rivera will star in an electrifying opening show of the KO Drugs, to be held at the Casino Buenos Aires…