Workers push water off the stage before US President Donald Trump speaks during the "Salute to America" Independence Day celebration on the National Mall in Washington, DC, on July 4, 2026. The nation is marking the 250th anniversary of the United States Declaration of Indpendence. (Photo by Kent NISHIMURA / AFP via Getty Images)

A member of the US Secret Service stands as audience members wait for US President Donald Trump to speak during the "Salute to America" Independence Day celebration on the National Mall in Washington, DC, on July 4, 2026. The nation is marking the 250th anniversary of the United States Declaration of Indpendence. (Photo by Kent NISHIMURA / AFP via Getty Images)

Workers push water off the stage before US President Donald Trump speaks during the "Salute to America" Independence Day celebration on the National Mall in Washington, DC, on July 4, 2026. The nation is marking the 250th anniversary of the United States Declaration of Indpendence. (Photo by Kent NISHIMURA / AFP via Getty Images)

President Donald Trump, right, speaks with first lady Melania Trump before attending an Independence Day event honoring the nation's 250th anniversary, Saturday, July 4, 2026, on the National Mall in Washington. (AP Photo/Mark Schiefelbein)

WASHINGTON, DC - JULY 04: Various historic American flags are hung on stage ahead of U.S. President Donald Trumps speech during "Salute to America 250" Fourth of July celebrations on the National Mall on July 04, 2026 in Washington, DC. Americans are celebrating the nation’s 250th anniversary amidst an extreme heat wave bringing dangerous triple digit temperatures to much of the eastern United States. (Photo by Chip Somodevilla/Getty Images)

WASHINGTON, DC - JULY 04: Various historic American flags are hung on stage ahead of U.S. President Donald Trumps speech during "Salute to America 250" Fourth of July celebrations on the National Mall on July 04, 2026 in Washington, DC. Americans are celebrating the nation’s 250th anniversary amidst an extreme heat wave bringing dangerous triple digit temperatures to much of the eastern United States. (Photo by Chip Somodevilla/Getty Images)

WASHINGTON, DC - JULY 04: Various historic American flags are hung on stage ahead of U.S. President Donald Trumps speech during "Salute to America 250" Fourth of July celebrations on the National Mall on July 04, 2026 in Washington, DC. Americans are celebrating the nation’s 250th anniversary amidst an extreme heat wave bringing dangerous triple digit temperatures to much of the eastern United States. (Photo by Chip Somodevilla/Getty Images)

WASHINGTON, DC - JULY 04: U.S. President Donald Trump is seen on the top floor consulting with staff before speaking at the "Salute to America 250" Fourth of July celebrations on the National Mall on July 04, 2026 in Washington, DC. Americans are celebrating the nation’s 250th anniversary amidst an extreme heat wave bringing dangerous triple digit temperatures to much of the eastern United States. (Photo by Chip Somodevilla/Getty Images)