Moscow has been subjected to ongoing drone attacks for more than 24 hours, according to Mayor Sergei Sobyanin. One drone caused damage to a facility at the Moscow Refinery, a key energy infrastructure site. Authorities report no casualties resulting from the attacks as of Tuesday. The extent of the damage to the refinery is currently being assessed. This marks a sustained aerial assault on the Russian capital. The attacks raise concerns about security within Moscow and potential disruptions to energy production. Investigations are underway to determine the origin and perpetrators of the drone strikes.