Czech Republic's Foreign Minister Jan Lipavsky walks after a joint press conference with Ukraine's Foreign Minister Andriiy Sybiha in Kyiv, Ukraine, Friday, Nov. 22, 2024. (AP Photo/Evgeniy Maloletka)

In this photo taken from a video released by Russian Defense Ministry press service no Friday, Nov. 22, 2024, Russian T90M Proryv tank fires towards Ukrainian positions at an undisclosed location in Ukraine. (Russian Defense Ministry Press Service via AP)

Czech Republic's Foreign Minister Jan Lipavsky speaks to journalists during a joint press conference with Ukraine's Foreign Minister Andriiy Sybiha in Kyiv, Ukraine, Friday, Nov. 22, 2024. (AP Photo/Evgeniy Maloletka)

In this photo taken from a video released by Russian Defense Ministry press service on Friday, Nov. 22, 2024, Russian Defense Minister Andrei Belousov, left, gives an award to Russian serviceman of the Battlegroup North in an undisclosed location. (Russian Defense Ministry Press Service via AP)

Ukraine's Foreign Minister Andriiy Sybiha speaks to journalists during joint press conference with Czech Republic's Foreign Minister Jan Lipavsky in Kyiv, Ukraine, November 22, 2024. (AP Photo/Evgeniy Maloletka)

In this photo taken from a video released by Russian Defense Ministry Press Service on Friday, Nov. 22, 2024, a Russian engineer troops serviceman operates at an undisclosed location in Ukraine. (Russian Defense Ministry Press Service via AP)

Czech Republic's Foreign Minister Jan Lipavsky speaks to journalists during a joint press conference with Ukraine's Foreign Minister Andriiy Sybiha in Kyiv, Ukraine, Friday, Nov. 22, 2024. (AP Photo/Evgeniy Maloletka)