Ukrainian drones strike St. Petersburg; air defenses engage, fires reported

Ukraine conducted its largest drone attack on St. Petersburg, targeting oil infrastructure, a data center, and a power substation, resulting in one fatality and multiple fires. This marks a significant escalation in Ukraine's long-range strike capabilities and depth of penetration into Russian territory. Concurrently, Russia launched a series of mass drone and missile attacks across Ukraine, hitting multiple locations and causing civilian casualties and infrastructure damage.