Russian President Vladimir Putin greets Vadim Krasikov upon arrival of freed Russian prisoners at Vnukovo government airport outside Moscow, Russia, Aug. 1, 2024. The United States and Russia have made their biggest prisoner swap in post-Soviet history. (Mikhail Voskresensky, Sputnik, Kremlin Pool Photo via AP)

Reporter Evan Gershkovich is greeted on the tarmac by his mother, Ella Milman, as President Joe Biden and Kamala Harris look on at Andrews Air Force Base, Md., following his release as part of a 24-person prisoner swap between Russia and the United States, Thursday, Aug. 1, 2024. (AP Photo/Manuel Balce Ceneta)

Reporter Evan Gershkovich hugs his mother, Ella Milman, as President Joe Biden, right, looks on at Andrews Air Force Base, Md., following their release as part of a 24-person prisoner swap between Russia and the United States, Thursday, Aug. 1, 2024. (AP Photo/Manuel Balce Ceneta)

Paul Whelan shows a pin he received from President Joe Biden as he arrives at Kelly Field after being released by Russia, Friday, Aug. 2, 2024, in San Antonio. (AP Photo/Eric Gay)

President Joe Biden, right, places his American flag pin on Paul Whelan at Andrews Air Force Base, Md., following Whelan's release as part of a 24-person prisoner swap between Russia and the United States, Thursday, Aug. 1, 2024. (AP Photo/Alex Brandon)

Alsu Kurmasheva, from right, hugs her daughters Bibi Butorin and Miriam Butorin as her husband Pavel Butorin looks on at Andrews Air Force Base, Md., following her release as part of a 24-person prisoner swap between Russia and the United States, Thursday, Aug. 1, 2024. (AP Photo/Alex Brandon)