Ukainian President Volodymyr Zelensky (C) walks in the town of Bucha, northwest of the Ukrainian capital Kyiv, on April 4, 2022. - Ukraine's President Volodymyr Zelensky said on April 3, 2022 the Russian leadership was responsible for civilian killings in Bucha, outside Kyiv, where bodies were found lying in the street after the town was retaken by the Ukrainian army. (Photo by RONALDO SCHEMIDT / AFP)