Volodymyr Zelenskyy is under mounting pressure from critics to keep the lights and heating on while Vladimir Putin ramps up his military assault on Ukraine's energy supply. The Ukrainian president is fearful of a public backlash over likely prolonged blackouts this winter and is trying to shift the blame, said the former head of Ukraine’s state-owned national power company. Thirty-nine-year-old Volodymyr Kudrytskyi, who led Ukrenergo until he was forced to resign last year amid infighting over