Mourners, pictured through a Union Jack flag, wait along the route that the coffin of Queen Elizabeth II will be pulled on a gun carriage during her funeral service in Westminster Abbey in central London Monday Sept. 19, 2022. Emilio Morenatti/Pool via REUTERS

The hearse carrying the coffin of Britain's Queen Elizabeth is escorted along the Long Walk towards Windsor castle in the funeral procession, on the day of the state funeral and burial of Britain's Queen Elizabeth, in Windsor, Britain, September 19, 2022 REUTERS/Paul Childs TPX IMAGES OF THE DAY

People gather on the day of the state funeral and burial of Britain's Queen Elizabeth, in Windsor, Britain, September 19, 2022. REUTERS/Carl Recine

Britain's Queen Elizabeth's coffin is transported, on the day of her state funeral and burial, in London, Britain, September 19, 2022. REUTERS/Carlos Barria

People react on the day of the state funeral and burial of Britain's Queen Elizabeth, in London, Britain, September 19, 2022 REUTERS/Peter Cziborra

People gather on the day of the state funeral and burial of Britain's Queen Elizabeth, in London, Britain, September 19, 2022. REUTERS/Tom Nicholson

People observe the minute of silence on the day of the state funeral and burial of Britain's Queen Elizabeth, in London, Britain, September 19, 2022. REUTERS/Carlos Barria

People observe the minute of silence on the day of the state funeral and burial of Britain's Queen Elizabeth, in London, Britain, September 19, 2022. REUTERS/Carlos Barria

People react on the day of the state funeral and burial of Britain's Queen Elizabeth, in London, Britain, September 19, 2022. REUTERS/Maja Smiejkowska TPX IMAGES OF THE DAY

People gather to watch the state funeral and burial of Britain's Queen Elizabeth, at Parliament Square in London, Britain, September 19, 2022. REUTERS/Sarah Meyssonnier/Pool

A person holds a sign near The Mall on the day of the state funeral and burial of Britain’s Queen Elizabeth in London, Britain September 19, 2022. REUTERS/Kevin Coombs

A man looks on from a window on the day of the state funeral and burial of Britain's Queen Elizabeth, in London, Britain, September 19, 2022. REUTERS/Carlos Barria

A Royal Guard stands guard on the day of the state funeral and burial of Britain's Queen Elizabeth, at Windsor Castle in Windsor, Britain, September 19, 2022. REUTERS/Henry Nicholls/Pool TPX IMAGES OF THE DAY

People watch the service on the day of the state funeral and burial of Britain's Queen Elizabeth, in Windsor, Britain, September 19, 2022. REUTERS/Carl Recine

A person throws a flower towards Britain's Queen Elizabeth's coffin, as it is transported, on the day of her state funeral and burial, in London, Britain, September 19, 2022. REUTERS/Carlos Barria TPX IMAGES OF THE DAY

LONDON, ENGLAND - SEPTEMBER 19: A member of the public hangs his head during a prayer on Horse Guards Parade during the State Funeral of Queen Elizabeth II at Westminster Abbey on September 19, 2022 in London, England. Elizabeth Alexandra Mary Windsor was born in Bruton Street, Mayfair, London on 21 April 1926. She married Prince Philip in 1947 and ascended the throne of the United Kingdom and Commonwealth on 6 February 1952 after the death of her Father, King George VI. Queen Elizabeth II died at Balmoral Castle in Scotland on September 8, 2022, and is succeeded by her eldest son, King Charles III. Chris J Ratcliffe/Pool via REUTERS

Spectators watch the service on a big screen in Hyde Park on the day of the state funeral and burial of Britain's Queen Elizabeth, London, Britain, September 19, 2022 REUTERS/Jason Cairnduff

People sit on grass at Hyde Park, on the day of state funeral and burial of Britain's Queen Elizabeth, in London, Britain, September 19, 2022 REUTERS/Jason Cairnduff

Spectators are seen on The Mall on the day of the state funeral and burial of Britain's Queen Elizabeth in London, Britain, September 19, 2022 REUTERS/Peter Cziborra

Woman reacts as people sit at Hyde Park, on the day of state funeral and burial of Britain's Queen Elizabeth, in London, Britain, September 19, 2022 REUTERS/Jason Cairnduff

A card depicting Paddington Bear is seen on The Mall on the day of the state funeral and burial of Britain's Queen Elizabeth in London, Britain, September 19, 2022 REUTERS/Peter Cziborra

Crowds gather at Horse Guards Avenue ahead of the State Funeral of Queen Elizabeth II. Picture date: Monday September 19, 2022. David Davies/Pool via REUTERS