A Sea Baby naval drone operated by the Security Service of Ukraine (SSU) struck the crude oil tanker Blue, which is part of Russia's so-called shadow fleet, on the morning of 8 July.

The vessels transport petroleum products between refineries and deliver fuel for military and civilian use.

Operators from Ukraine's Unmanned Systems Forces struck eight tankers belonging to Russia's so-called shadow fleet in the Sea of Azov on the night of 6-7 July.