Dramatic hours on the British Isles: On the advice of her personal physicians, Queen Elizabeth II (96) is under medical supervision because her health has apparently deteriorated. The British "BBC" now reports that all of the Queen's children and grandchildren Prince William (40) and Prince Harry (37) and his wife Duchess Meghan (41) are traveling to Balmoral Castle or have already arrived there. It is the clearest sign yet of the deteriorating health of the 96-year-old monarch.

Prince Charles (73), heir to the throne and eldest son of Queen Elizabeth II, and his wife, Duchess Camilla (75), are already at Balmoral Castle, according to the "BBC". According to the current status, Prince William is on his way there, while his wife Duchess Kate (40) stayed at Windsor Castle with their three children Prince George (9), Princess Charlotte (7) and Prince Louis (4). The children have their first day of school there today.

Prince Harry and Duchess Meghan are also on their way to the Queen. The Sussexes were still in Germany on Tuesday.

Princess Anne (72), Elizabeth II's second eldest child, is already at her brother Charles' side in Balmoral, according to the "BBC". Prince Andrew (62) and Prince Edward (58), the siblings of the two, are currently on their way there. Queen Elizabeth II has a total of four children, eight grandchildren and twelve great-grandchildren.