An overnight drone attack on two cargo ships in the Sea of Azov left five Azerbaijani crew members dead, while at least one person was killed in a Ukrainian airstrike in the southwestern Belgorod region, Russian authorities said Friday.

A tanker and two cargo ships in Taganrog Bay in the Sea of Azov, Russia's Krasnodar Krai, came under a drone attack on the morning of 5 June.

Five Azerbaijani citizens were killed and three others injured in attacks on two cargo vessels in the Sea of Azov, Azerbaijan's foreign ministry said on