Britain's Prime Minister Tony Blair (front right), Iain Duncan-Smith, the leader of the Conservative Party (front left) leader of the Liberal Democrats Charles Kennedy, (2nd row, right) and Deputy Prime Minister John Prescott (2nd row, left). *..., file past officers from the Household Cavalry standing in vigil at the coffin of Britain's Queen Mother as it Lies in State in Westminster Hall in London . (Photo by PA Images via Getty Images)
Viscount Linley stands in front of the flag drapped coffin of Queen Elizabeth the Queen Mother, as she Lies in State and is guarded at the four corners of the catafalque by her grandsons, in Westminster Hall. * Prince Charles, Prince Andrew, Prince Edward and Viscount Linley echoed history in a poignant ceremony reminiscent of another royal vigil, on the same spot at Westminster Hall, for King George V in 1936. WPA ROTA PA Photo : John Stillwell. (Photo by John Stillwell - PA Images/PA Images via Getty Images)
Mourners paying their last respects, file past the coffin of Queen Elizabeth, the Queen Mother which lies in state at Westminster Hall in central London before her funeral at Westminster Abbey. (Photo by PA Images via Getty Images)
Mourners paying their last respects, file past the coffin of Queen Elizabeth, the Queen Mother which lies in state at Westminster Hall in central London before her funeral at Westminster Abbey. (Photo by Stefan Rousseau - PA Images/PA Images via Getty Images)
