Ivan Calderon - Boxing Rankings

{"name":"Ivan Calderon","historyByOrg":{"WBA":[{"month":"2010-08","rank":7,"weightClass":"Light Flyweight"},{"month":"2010-09","rank":8,"weightClass":"Light Flyweight"},{"month":"2010-10","rank":7,"weightClass":"Light Flyweight"},{"month":"2010-11","rank":7,"weightClass":"Light Flyweight"},{"month":"2010-12","rank":7,"weightClass":"Light Flyweight"},{"month":"2011-01","rank":6,"weightClass":"Light Flyweight"}],"WBC":[],"IBF":[],"WBO":[{"month":"2012-04","rank":3,"weightClass":"Minimumweight"},{"month":"2012-05","rank":3,"weightClass":"Minimumweight"},{"month":"2012-06","rank":3,"weightClass":"Minimumweight"},{"month":"2012-07","rank":3,"weightClass":"Minimumweight"},{"month":"2012-08","rank":3,"weightClass":"Minimumweight"},{"month":"2012-09","rank":3,"weightClass":"Minimumweight"}]}}