text:  Ukraine's Volodymyr Zelensky says he intends to get tough on officials who fail to carry out their duties in the country's war effort. Correspondent Charles de la Desma reports. Zelensky and Ukraine's commander-in-chief visited troops in the eastern Donetsk region who've weathered fierce Russian ground and aerosols in recent months, Zelensky says. He also discussed with local officials the drinking water supply, social issues, evacuation and the rebuilding of local homes, adding he was surprised