Videos posted online captured drone attacks on sites in Moscow and the surrounding region early on June 16. The Kapotnya oil refinery near the capital was seen in flames. Kyiv has intensified its attacks on Russia's energy infrastructure as it tries to disrupt the funds driving Russia's war effort.

Unverified footage on social media showed that a key chemical plant in Russia may have been hit. Meanwhile, the Uk has intercepted a Russian shadow fleet tanker.

Russian authorities reported shooting down 37 drones over Moscow on the morning of 16 June, with airport restrictions imposed and air defence systems responding.