Ukraine's President Volodymyr Zelenskyy looks over his papers during the NATO-Ukraine Council working dinner at NATO Headquarters in Brussels, Thursday, Oct. 17, 2024. (Olivier Matthys, Pool Photo via AP)

Ukraine's President Volodymyr Zelenskyy, left, and European Council President Charles Michel arrive to an EU summit in Brussels, Thursday, Oct. 17, 2024. (AP Photo/Geert Vanden Wijngaert)

NATO Secretary General Mark Rutte, right, and Ukraine's President Volodymyr Zelenskyy participate in a media conference during a meeting of NATO defense ministers at NATO headquarters in Brussels, Thursday, Oct. 17, 2024. (AP Photo/Virginia Mayo)

Ukraine's President Volodymyr Zelenskyy, left, and European Council President Charles Michel arrive to an EU summit in Brussels, Thursday, Oct. 17, 2024. (AP Photo/Geert Vanden Wijngaert)

NATO Secretary General Mark Rutte, left, speaks with Ukraine's President Volodymyr Zelenskyy during the NATO-Ukraine Council working dinner at NATO Headquarters in Brussels, Thursday, Oct. 17, 2024. (Olivier Matthys, Pool Photo via AP)

European Council President Charles Michel, second right, talks to Italy's Prime Minister Giorgia Meloni, center, next to Ukraine's President Volodymyr Zelenskyy, bottom left, as they arrive for a group photo during an EU summit in Brussels, Thursday, Oct. 17, 2024. (AP Photo/Geert Vanden Wijngaert)

NATO Secretary General Mark Rutte, right, and Ukraine's President Volodymyr Zelenskyy participate in a media conference during a meeting of NATO defense ministers at NATO headquarters in Brussels, Thursday, Oct. 17, 2024. (AP Photo/Virginia Mayo)

FILE - Ukrainian President Volodymyr Zelenskyy attends a joint press conference during the Crimea Platform summit in Kyiv, Ukraine, on Sept. 11, 2024. (AP Photo/Efrem Lukatsky, File)

Ukraine's President Volodymyr Zelenskyy talks to journalists during a press conference at an EU summit in Brussels, Thursday, Oct. 17, 2024. (AP Photo/Geert Vanden Wijngaert)

NATO Secretary General Mark Rutte, left, speaks with Ukraine's President Volodymyr Zelenskyy during the NATO-Ukraine Council working dinner at NATO Headquarters in Brussels, Thursday, Oct. 17, 2024. (Olivier Matthys, Pool Photo via AP)

Ukraine's President Volodymyr Zelenskyy talks to journalists during a press conference at an EU summit in Brussels, Thursday, Oct. 17, 2024. (AP Photo/Omar Havana)

Ukraine's President Volodymyr Zelenskyy, left, and European Council President Charles Michel talk to journalists as they arrive to an EU summit in Brussels, Thursday, Oct. 17, 2024. (AP Photo/Geert Vanden Wijngaert)

NATO Secretary General Mark Rutte, left, speaks with Ukraine's President Volodymyr Zelenskyy during the NATO-Ukraine Council working dinner at NATO Headquarters in Brussels, Thursday, Oct. 17, 2024. (Olivier Matthys, Pool Photo via AP)

Ukraine's President Volodymyr Zelenskyy speaks during a media conference at NATO headquarters in Brussels, Thursday, Oct. 17, 2024. (AP Photo/Virginia Mayo)