US Secret Service block a street near the White House before US President Donald Trump and First Lady Melania Trump greet Britain's King Charles III and Queen Camilla for an arrival ceremony on the South Lawn of the White House in Washington, DC, on April 28, 2026. (Photo by Aaron Schwartz / AFP via Getty Images)

US Secret Service block a street near the White House before US President Donald Trump and First Lady Melania Trump greet Britain's King Charles III and Queen Camilla for an arrival ceremony on the South Lawn of the White House in Washington, DC, on April 28, 2026. (Photo by Aaron Schwartz / AFP via Getty Images)

US Secret Service block a street near the White House before US President Donald Trump and First Lady Melania Trump greet Britain's King Charles III and Queen Camilla for an arrival ceremony on the South Lawn of the White House in Washington, DC, on April 28, 2026. (Photo by Aaron Schwartz / AFP via Getty Images)

Guests wait in the rain for US President Donald Trump and First Lady Melania Trump to greet Britain's King Charles III and Queen Camilla for an arrival ceremony on the South Lawn of the White House in Washington, DC, on April 28, 2026. (Photo by Jim WATSON / AFP via Getty Images)

Staff members prepare the South Lawn before President Donald Trump and first lady Melania Trump welcome Britain's King Charles III and Queen Camilla during a State Visit arrival ceremony at White House, Tuesday, April 28, 2026, in Washington. (AP Photo/Jacquelyn Martin)

Programs and flags are seen on a chair on the South Lawn before President Donald Trump and first lady Melania Trump welcome Britain's King Charles III and Queen Camilla during a State Visit arrival ceremony at White House, Tuesday, April 28, 2026, in Washington. (AP Photo/Jacquelyn Martin)

UK and US flags fly near the White House, ahead of US President Donald Trump hosting Britain's King Charles III and Queen Camilla for a State Visit in Washington, DC, on April 28, 2026. (Photo by Aaron Schwartz / AFP via Getty Images)

FILE - Tourists walk past a banner with President Donald Trump hanging on the Department of Justice, Feb. 27, 2026, in Washington. (AP Photo/Rahmat Gul, File)