Before he takes a fight with Sebastion Zbik (30-0, 10KOs) in May, BoxScene was informed that Julio This content is protected This content is protected Chavez This content is protected Jr. (42-0, 30KOs) will take another tuneup on March 19 against David Medina (22-2, 10KOs). The fight will happen in Mexico. Chavez is the mandatory challeger to Zbik's WBC middleweight title. Zbik became the full champion after Sergio Martinez vacated the title to move forward with a scheduled March fight against unbeaten Sergei Dzinzurik...........................JR.SHOULD BE FIGHTING SAUL ROMAN WHO KNOCKED OUT MEDINA OUT IN HIS LAST FIGHT.......... NOT MEDINA WHO'S ANOTHER CAB-DRIVER!!!:huh