Queen Elizabeth II arrives for the rededication of the newly refurbished Temple Church Organ during Choral Evensong at Temple Church in London, Britain, on May 7, 2013. Queen Elizabeth II will miss this year's Commonwealth heads of government meeting for the first time in forty years. Buckingham Palace said on Tuesday the Queen has decided to send her son, Prince Charles, to take her place at the meeting held in Sri Lanka in November. (Xinhua/Bimal Gautam)

Queen Elizabeth II arrives for the rededication of the newly refurbished Temple Church Organ during Choral Evensong at Temple Church in London, Britain, on May 7, 2013. Queen Elizabeth II will miss this year's Commonwealth heads of government meeting for the first time in forty years. Buckingham Palace said on Tuesday the Queen has decided to send her son, Prince Charles, to take her place at the meeting held in Sri Lanka in November. (Xinhua/Bimal Gautam)

Queen Elizabeth II arrives for the rededication of the newly refurbished Temple Church Organ during Choral Evensong at Temple Church in London, Britain, on May 7, 2013. Queen Elizabeth II will miss this year's Commonwealth heads of government meeting for the first time in forty years. Buckingham Palace said on Tuesday the Queen has decided to send her son, Prince Charles, to take her place at the meeting held in Sri Lanka in November. (Xinhua/Bimal Gautam)