Ukraine escalated its strategy to disrupt Russia's oil sales by targeting "shadow fleet" vessels, with naval drones operated by the Security Service of Ukraine (SBU) striking the sanctioned crude oil tanker Kairos last week and another tanker, Virat, last month.The
Kairos, which later ran aground off
Bulgaria, and the tanker Mersin, impacted by explosions off
Senegal last month, highlight escalating security risks that led
Besiktas Shipping to halt
Russia-related voyages as the European Union considers further sanctions.