39-year old Guillermo Rigondeaux moved down in weight to win a world title in a second-division, capturing the vacant WBA Bantamweight World Title with a split-decision win against former champion Liborio Solís.39-year old Guillermo Rigondeaux moved down in weight to win a world title in a second-division, capturing the vacant WBA Bantamweight World Title with a split-decision win against former champion Liborio Solís.