BRIGHTCOVE PROBLEM - ERROR IN UPLOADING - ALREADY INFORMED IT AND ISABEL<br /><br />A statue in a public park in the US state of California is stirring controversy.<br /><br />It honours the thousands of so-called "comfort women" - mostly Korean and Chinese women - who were used as sex slaves by Japanese soldiers during the Second World War.<br /><br />But the Japanese government is protesting the new statue and is calling for it to be removed.<br /><br />Al Jazeera's Rob Reynolds reports from Glendale, California.