US President Donald Trump walks to the Oval Office at the White House in Washington, DC, as he returns from Dover Air Force Base in Delaware after attending a dignified transfer solemn event on March 18, 2026. President Trump traveled to Dover Air Force Base to pay his respects to 6 US military members who were killed during a crash of a refueling aircraft in western Iraq last week. (Photo by Oliver Contreras / AFP via Getty Images)

WASHINGTON, DC - MARCH 18: U.S. President Donald Trump steps of Marine One as he returns to the White House on March 18, 2026 in Washington, DC. President Trump is returning from a dignified transfer ceremony at Dover Air Force Base. (Photo by Andrew Harnik/Getty Images)

WASHINGTON, DC - MARCH 18: U.S. President Donald Trump steps of Marine One as he returns to the White House on March 18, 2026 in Washington, DC. President Trump is returning from a dignified transfer ceremony at Dover Air Force Base. (Photo by Andrew Harnik/Getty Images)

US President Donald Trump walks to the Oval Office at the White House in Washington, DC, as he returns from Dover Air Force Base in Delaware after attending a dignified transfer solemn event on March 18, 2026. President Trump traveled to Dover Air Force Base to pay his respects to 6 US military members who were killed during a crash of a refueling aircraft in western Iraq last week. (Photo by Oliver Contreras / AFP via Getty Images)

US President Donald Trump walks to the Oval Office at the White House in Washington, DC, as he returns from Dover Air Force Base in Delaware after attending a dignified transfer solemn event on March 18, 2026. President Trump traveled to Dover Air Force Base to pay his respects to 6 US military members who were killed during a crash of a refueling aircraft in western Iraq last week. (Photo by Oliver Contreras / AFP via Getty Images)

US President Donald Trump walks to the Oval Office at the White House in Washington, DC, as he returns from Dover Air Force Base in Delaware after attending a dignified transfer solemn event on March 18, 2026. President Trump traveled to Dover Air Force Base to pay his respects to 6 US military members who were killed during a crash of a refueling aircraft in western Iraq last week. (Photo by Oliver Contreras / AFP via Getty Images)

WASHINGTON, DC - MARCH 18: U.S. President Donald Trump walks across the South Lawn as he returns to the White House on March 18, 2026 in Washington, DC. President Trump is returning from a dignified transfer ceremony at Dover Air Force Base. (Photo by Andrew Harnik/Getty Images)

WASHINGTON, DC - MARCH 18: Sen. Markwayne Mullin (R-OK) (R) is questioned by Senate Homeland Security and Governmental Affairs Committee Chairman Rand Paul (R-KY) during Mullin's confirmation hearing to be the next Secretary of the Department of Homeland Security in the Dirksen Senate Office Building on Capitol Hill on March 18, 2026 in Washington, DC. President Donald Trump nominated Mullin to replace Kristi Noem as DHS Secretary. (Photo by Chip Somodevilla/Getty Images) *** BESTPIX ***