A general view of the Nova Kakhovka dam that was breached in Kherson region, Ukraine June 6, 2023 in this screen grab taken from a video obtained by Reuters/via REUTERS THIS IMAGE HAS BEEN SUPPLIED BY A THIRD PARTY. NO RESALES. NO ARCHIVES.

A woman is being carried as police officers, together with rescuers of the State Emergency Service, conduct patrols and help citizens evacuate to safe places, following floods, amid Russia's attack on Ukraine, in Kherson region, Ukraine June 6, 2023. Courtesy of National Police of Ukraine/Handout via REUTERS THIS IMAGE HAS BEEN SUPPLIED BY A THIRD PARTY. MANDATORY CREDIT. DO NOT OBSCURE LOGO

A general view of the Nova Kakhovka dam that was breached in Kherson region, Ukraine June 6, 2023 in this screen grab taken from a video obtained by Reuters/via REUTERS THIS IMAGE HAS BEEN SUPPLIED BY A THIRD PARTY. NO RESALES. NO ARCHIVES.

A general view of the Nova Kakhovka dam that was breached in Kherson region, Ukraine June 6, 2023 in this screen grab taken from a video obtained by Reuters/via REUTERS THIS IMAGE HAS BEEN SUPPLIED BY A THIRD PARTY. NO RESALES. NO ARCHIVES.

A general view of the Nova Kakhovka dam that was breached in Kherson region, Ukraine June 6, 2023 in this screen grab taken from a video obtained by Reuters/via REUTERS THIS IMAGE HAS BEEN SUPPLIED BY A THIRD PARTY. NO RESALES. NO ARCHIVES. TPX IMAGES OF THE DAY

Ukraine's President Volodymyr Zelenskiy holds an emergency meeting with top state and regional officials concerning the Kakhovka dam destruction, amid Russia's attack on Ukraine, in Kyiv, Ukraine June 6, 2023. Ukrainian Presidential Press Service/Handout via REUTERS ATTENTION EDITORS - THIS IMAGE HAS BEEN SUPPLIED BY A THIRD PARTY.

A person wades through floodwaters as police officers, together with rescuers of the State Emergency Service, conduct patrols and help citizens evacuate to safe places, following floods, amid Russia's attack on Ukraine, in Kherson region, Ukraine June 6, 2023. Courtesy of National Police of Ukraine/Handout via REUTERS THIS IMAGE HAS BEEN SUPPLIED BY A THIRD PARTY. MANDATORY CREDIT. DO NOT OBSCURE LOGO

A general view of the Nova Kakhovka dam that was breached in Kherson region, Ukraine June 6, 2023 in this screen grab taken from a video obtained by Reuters/via REUTERS THIS IMAGE HAS BEEN SUPPLIED BY A THIRD PARTY. NO RESALES. NO ARCHIVES.

Ukraine's President Volodymyr Zelenskiy holds an emergency meeting with top state and regional officials concerning the Kakhovka dam destruction, amid Russia's attack on Ukraine, in Kyiv, Ukraine June 6, 2023. Ukrainian Presidential Press Service/Handout via REUTERS ATTENTION EDITORS - THIS IMAGE HAS BEEN SUPPLIED BY A THIRD PARTY.

A general view of a flooded area, after the Nova Kakhovka dam breached, in Kherson region, Ukraine in this picture obtained from social media on June 6, 2023. Courtesy of Oleksandr Vlasov/via REUTERS THIS IMAGE HAS BEEN SUPPLIED BY A THIRD PARTY. MANDATORY CREDIT.

A general view of the Nova Kakhovka dam that was breached in Kherson region, Ukraine June 6, 2023 in this screen grab taken from a video obtained by Reuters/via REUTERS THIS IMAGE HAS BEEN SUPPLIED BY A THIRD PARTY. NO RESALES. NO ARCHIVES.