Britain's Prince Philip, the 99-year-old husband of Queen Elizabeth, has been transferred back to a private hospital after successfully undergoing a procedure to treat a heart condition, Buckingham Palace said on Friday.
"Following The Duke of Edinburgh's successful procedure at St Bartholomew's Hospital on Wednesday, His Royal Highness has been transferred to King Edward VII's Hospital this morning," the Palace said in a statement. "The Duke is expected to remain in hospital for continuing treatment for a number of days."