Large plumes of black smoke were observed over a Moscow district housing a refinery. Reports indicate the incident occurred following a suspected Ukrainian strike. While Russian officials have not confirmed the attack or its cause, eyewitness accounts and visual evidence point to a significant event at the facility. The refinery is a key supplier of fuel to the Moscow region and surrounding areas. The extent of any damage and potential disruption to fuel supplies remains unclear. Ukrainian officials have not yet commented on the incident, maintaining their usual policy of not publicly claiming responsibility for attacks within Russia. This event marks a potential escalation in the conflict, bringing the fighting closer to the Russian capital.