U.S. President Donald Trump and U.S. first lady Melania Trump host a Halloween event at the White House in Washington, U.S.,October 25, 2020.

U.S. President Donald Trump and U.S. first lady Melania Trump host a Halloween event at the White House in Washington, U.S.,October 25, 2020.

U.S. President Donald Trump and U.S. first lady Melania Trump host a Halloween event at the White House in Washington, U.S.,October 25, 2020.

U.S. President Donald Trump responds to a guest as he and U.S. first lady Melania Trump host a Halloween event at the White House in Washington, U.S.,October 25, 2020.

U.S. President Donald Trump salutes children in costume as he and U.S. first lady Melania Trump host a Halloween event at the White House in Washington, U.S.,October 25, 2020.

Guests pose with U.S. President Donald Trump and U.S. first lady Melania Trump as they host a Halloween event at the White House in Washington, U.S.,October 25, 2020.

Press Secretary Kayleigh McEnany poses with U.S. President Donald Trump and U.S. first lady Melania Trump as they host a Halloween event at the White House in Washington, U.S.,October 25, 2020.

U.S. President Donald Trump and U.S. first lady Melania Trump host a Halloween event at the White House in Washington, U.S.,October 25, 2020.

U.S. President Donald Trump and U.S. first lady Melania Trump host a Halloween event at the White House in Washington, U.S.,October 25, 2020.

White House Chief of Staff Mark Meadows waves to a young guest as U.S. President Donald Trump and U.S. first lady Melania Trump host a Halloween event at the White House in Washington, U.S.,October 25, 2020.

U.S. President Donald Trump and U.S. first lady Melania Trump watch as a guest dressed as a dinosaur walks by while they host a Halloween event at the White House in Washington, U.S.,October 25, 2020.

Children dressed as U.S. President Donald Trump and U.S. first lady Melania Trump attend a Halloween event hosted by President Trump and the first lady at the White House in Washington, U.S.,October 25, 2020.