The Queen has attended a carol concert in Sandringham after the Duke of Edinburgh spent a second night in hospital in London.
Prince Philip, 98, travelled from ÄíÄí ÀνºÇ»¾î ½½¸²=ÄíÄí ÀνºÇ»¾î ½½¸² ³Ã¿ÂÁ¤¼ö±â·»Å»¾ÆÁÖÁÁÀ½ the Sandringham Estate in Norfolk to London's King Edward VII Hospital on Friday as a "precautionary measure".