Russian attacks kill eight as Ukraine hits Black Sea oil tankers

Russian missile and drone attacks across Ukraine have killed at least eight civilians in the past 24 hours, as Kyiv's forces struck back by hitting two Russian oil tankers in the Black Sea in a significant escalation of the maritime dimension of the war.

The Russian attacks targeted energy infrastructure in several Ukrainian regions, including Lviv, Kharkiv and Odesa, causing widespread power outages. The civilian casualties were concentrated in Kharkiv, where a residential building was struck, and in Kherson, where shelling hit a market.

Ukraine's response — drone strikes on two tankers carrying Russian oil through the Black Sea — represents an expansion of its campaign against Russian energy infrastructure. Ukraine has previously targeted refineries and storage facilities inside Russia but had not previously struck tankers at sea. The attacks set both vessels ablaze, and one is reported to have sunk.

The escalation comes at a delicate moment in the conflict. Both sides have intensified their attacks in recent weeks, with Russia seeking to degrade Ukraine's energy grid ahead of winter and Ukraine attempting to increase the economic cost of the war to Russia. The tanker strikes, in particular, have the potential to affect global oil markets if they prompt Russia to restrict Black Sea shipping or if insurance costs for vessels operating in the region rise sharply.

Diplomatic efforts to de-escalate have stalled. Several countries, including China and Turkey, have offered to mediate, but neither Russia nor Ukraine has shown a willingness to make the concessions that a ceasefire would require. The conflict, now in its fourth year, has settled into a grinding war of attrition with no clear path to resolution.