Ukraine said Friday that tens of thousands of people were without power after a barrage of two dozen Russian drones damaged energy infrastructure in the central part of the country. The overnight attack echoed the systematic bombardments by Russian forces last winter that left millions in Ukraine without power, heating or water for extended periods. Ukraine’s air force said Moscow had launched 24 Iranian-designed drones at the country, where a national energy provider said its facilities in the Dnipropetrovsk region were damaged. “This led to a power outage for more than 40,000 customers,” the…