US Secretary of Defence Lloyd Austin makes a speech at Diplomatic Academy of Ukraine in Kyiv, Ukraine, Monday, Oct. 21, 2024. (AP Photo/Efrem Lukatsky)

Defense Secretary Lloyd Austin speaks during a joint press briefing with South Korean Defense Minister Kim Yong Hyun at the Pentagon on Wednesday, Oct. 30, 2024 in Washington. (AP Photo/Kevin Wolf)

FILE - In this photo reviewed by U.S. military officials, the control tower of Camp VI detention facility is seen on April 17, 2019, in Guantanamo Bay Naval Base, Cuba. (AP Photo/Alex Brandon, File)