FILE - US President Joe Biden, left, participates in a wreath laying ceremony with Ukrainian President Volodymyr Zelenskyy at the memorial wall outside of St. Michael's Golden-Domed Cathedral during an unannounced visit, in Kyiv, Ukraine, Monday, Feb. 20, 2023. (AP Photo/Evan Vucci, File)

FILE - President Joe Biden, right, listens as Ukraine's President Volodymyr Zelenskyy, left, speaks during their meeting in the Oval Office of the White House in Washington, Sept. 26, 2024. (AP Photo/Susan Walsh, File)