While WBA middleweight titlist, Gennady Golovkin pursues next-level stardom and a shot at becoming the man at 160, Mexican tough guy and perennial contender, Marco Antonio Rubio, has been under the impression for quite some time that he was next in line for a shot at becoming the division’s lineal champ. Back before WBC middleweight champ Sergio Martinez was signed to face … [Read more...]