Ukraine says it carries out another attack on Russia’s energy infrastructure, reporting it targeted the Yaroslavl oil refinery in central Russia overnight. President Volodymyr Zelenskyy states the strike is aimed at inflicting further damage on Russia’s energy facilities. The reports describe the Yaroslavl region as located about 700 kilometers from Ukrainian-controlled territory. Russian officials and residents in the area report a drone attack, with explosions heard and described locally following the incident. Kyiv Post characterizes it as a second strike on Yaroslavl within a week, noting that an earlier attack occurred only a few days before this one. Taken together, the accounts indicate that Ukraine’s reported action is part of a continuing pattern of strikes on Russian industrial and energy assets, while Russian authorities respond by reporting drone-related incidents and aftermath in the affected region. No independent details about the extent of damage are provided in the sources summarized.