An image from video released Wednesday by Ukraine's security service shows a Russian oil tanker that was struck by a Ukrainian sea drone in the Black Sea. Security Service of Ukraine

Ukraine struck an oil tanker belonging to Russia’s so-called shadow fleet in the Black Sea on Wednesday, according to an official in the Security Service of Ukraine (SBU).

A Ukrainian security source told CNN that Sea Baby maritime drones were used in a joint operation by the SBU and the navy. It was the third attack against Russian tankers in two weeks.

Russia has been using hundreds of tankers, flying different flags, to clandestinely ship its oil to customers in defiance of Western sanctions.

The Dashan tanker, which was flying the flag of the Comoro Islands, suffered “critical damage,” with preli

See Full Page