A protester against the war in Iran holds a sign as US Defense Secretary Pete Hegseth, Chairman of the Joint Chiefs of Staff Gen. Dan Caine and Secretary of Agriculture Brooke Rollins testify during a Senate Committee on Appropriations hearing on Capitol Hill in Washington, DC on July 21, 2026. US lawmakers are conducting a hearing to examine a review of US President Donald Trump's supplemental funding request of June 24, 2026. (Photo by Alex WROBLEWSKI / AFP via Getty Images)

US Defense Secretary Pete Hegseth testifies during a Senate Committee on Appropriations hearing on Capitol Hill in Washington, DC, on July 21, 2026. US lawmakers are conducting a hearing to examine a review of US President Donald Trump's supplemental funding request of June 24, 2026. (Photo by Alex WROBLEWSKI / AFP via Getty Images)

President Donald Trump greets Lebanese President Joseph Aoun on his arrival at the White House, Tuesday, July 21, 2026, in Washington. (AP Photo/Mark Schiefelbein)

President Donald Trump speaks during a meeting with Lebanese President Joseph Aoun in the Oval Office at the White House, Tuesday, July 21, 2026, in Washington. (AP Photo/Mark Schiefelbein)

Defense Secretary Pete Hegseth speaks as President Donald Trump meets with Lebanese President Joseph Aoun in the Oval Office at the White House, Tuesday, July 21, 2026, in Washington. (AP Photo/Mark Schiefelbein)

US Defense Secretary Pete Hegseth testifies during a Senate Committee on Appropriations hearing on Capitol Hill in Washington, DC, on July 21, 2026. US lawmakers are conducting a hearing to examine a review of US President Donald Trump's supplemental funding request of June 24, 2026. (Photo by Alex WROBLEWSKI / AFP via Getty Images)

US Defense Secretary Pete Hegseth arrives to testify during a Senate Committee on Appropriations hearing on Capitol Hill in Washington, DC on July 21, 2026. US lawmakers are conducting a hearing to examine a review of US President Donald Trump's supplemental funding request of June 24, 2026. (Photo by Alex WROBLEWSKI / AFP via Getty Images)

US Defense Secretary Pete Hegseth arrives to testify during a Senate Committee on Appropriations hearing on Capitol Hill in Washington, DC on July 21, 2026. US lawmakers are conducting a hearing to examine a review of US President Donald Trump's supplemental funding request of June 24, 2026. (Photo by Alex WROBLEWSKI / AFP via Getty Images)