TOPSHOT - Ukraine's President Volodymyr Zelensky (L) and German Chancellor Friedrich Merz (R) visit damaged building of the Ukrainian Academy of Science in Kyiv on October 4, 2026, amid the Russian invasion of Ukraine. Germany's chancellor arrived in Ukraine's capital on a surprise visit to demonstrate European support in the face of an upsurge in attacks. (Photo by Tetiana DZHAFAROVA / AFP via Getty Images)