US Secretary of Defense Pete Hegseth (C) and US Chairman of the Joint Chiefs of Staff Gen. Dan Caine (R) testify during a Senate Committee on Appropriations, Subcommittee on Defense hearing to examine the 2027 budget for the Department of Defense on Capitol Hill in Washington, DC, on May 12, 2026. (Photo by Jim WATSON / AFP via Getty Images)

US Secretary of Defense Pete Hegseth (C) and US Chairman of the Joint Chiefs of Staff Gen. Dan Caine (R) testify during a Senate Committee on Appropriations, Subcommittee on Defense hearing to examine the 2027 budget for the Department of Defense on Capitol Hill in Washington, DC, on May 12, 2026. (Photo by Jim WATSON / AFP via Getty Images)

US Secretary of Defense Pete Hegseth (C) and US Chairman of the Joint Chiefs of Staff Gen. Dan Caine (R) testify during a Senate Committee on Appropriations, Subcommittee on Defense hearing to examine the 2027 budget for the Department of Defense on Capitol Hill in Washington, DC, on May 12, 2026. (Photo by Jim WATSON / AFP via Getty Images)

US Secretary of Defense Pete Hegseth (C) and US Chairman of the Joint Chiefs of Staff Gen. Dan Caine (R) testify during a Senate Committee on Appropriations, Subcommittee on Defense hearing to examine the 2027 budget for the Department of Defense on Capitol Hill in Washington, DC, on May 12, 2026. (Photo by Jim WATSON / AFP via Getty Images)

US Senator Lindsey Graham, Republican of South Carolina questions US Secretary of Defense Pete Hegseth and Chairman of the Joint Chiefs of Staff General Dan Caine during a Senate Committee on Appropriations, Subcommittee on Defense hearing to examine the 2027 budget for the Department of Defense on Capitol Hill in Washington, DC, on May 12, 2026. (Photo by Jim WATSON / AFP via Getty Images)

US Senator Lindsey Graham, Republican of South Carolina questions US Secretary of Defense Pete Hegseth and Chairman of the Joint Chiefs of Staff General Dan Caine during a Senate Committee on Appropriations, Subcommittee on Defense hearing to examine the 2027 budget for the Department of Defense on Capitol Hill in Washington, DC, on May 12, 2026. (Photo by Jim WATSON / AFP via Getty Images)

Members of the US Senate Committee on Commerce, Science, and Transportation, including Chairman Senator Ted Cruz (2nd L), Republican of Texas, and US Senator Maria Cantwell (C), Democrat of Washington, stand alongside members of the Artemis II crew, including Pilot Victor Glover (3rd L), Commander Reid Wiseman (4th L), Mission Specialist Jeremy Hansen (center R), and Mission Specialist Christina Koch (4th R), during a meet and greet on Capitol Hill in Washington, DC, May 12, 2026. (Photo by SAUL LOEB / AFP via Getty Images)

Artemis II Pilot Victor Glover (C), speaks alongside fellow crewmembers Commander Reid Wiseman (R), Mission Specialist Jeremy Hansen (L), and Mission Specialist Christina Koch (2nd L), as well as US Senator Ted Cruz (center R), Republican of Texas and Chairman of the US Senate Committee on Commerce, Science, and Transportation, and US Senator Maria Cantwell (2nd R), Democrat of Washington, during a meet and greet on Capitol Hill in Washington, DC, May 12, 2026. (Photo by SAUL LOEB / AFP via Getty Images)