Ukraine’s forces struck a key Russian oil facility involved in forming the country’s main export blend, according to a Kyiv Post source in the Security Service of Ukraine (SBU), in what appears to be part of a broader effort to disrupt Moscow’s energy revenues. Drones operated by the SBU Alpha special operations unit caused a large fire overnight at the Samara linear production and dispatch station in Russia’s Samara region, the source said. The facility blends different types of crude oil to