Japan\'s Hitomi Obara won the Olympic women\'s 48kg freestyle wrestling gold medal after beating Azerbaijan\'s Mariya Stadnik 3-1 in the final at London\'s Excel Arena on Wednesday. Canada\'s Carol Huynh, the 2008 Beijing champion who lost to Obara in the semi-finals, won one of the bronze medals with the other going to Clarissa Chun of the United States.