Kyiv: Russian and Ukrainian officials have said that the Kremenchug oil refinery located in the Odesa region was destroyed.

On television, Ukraine’s Poltava region governor, Dmytro Lunin, said that  "While the fire at the refinery has been doused, the facility has been entirely devastated and is no longer operational."

Interfax reported, quoting Russia’s defence ministry, that "sea and air missiles destroyed an oil refinery and three fuel storages, "

According to the government, Ukraine used the infrastructure to supply its forces near the city of Mykolaiv.

According to the foreign ministry, Greece's Foreign Minister will arrive in Odesa to spearhead a humanitarian relief expedition into Ukraine's southern port city.

According to the foreign ministry, Dendias also intends to establish a continuous procedure for transferring Greek aid and reopening the Greek consulate in the city.

Ukrainian Deputy Prime Minister Iryna Vereshchuk said on Sunday that evacuation efforts from the besieged Ukrainian port city of Mariupol would continue.

In a video posted on YouTube, Vereshchuk stated that "seven buses will try to travel closer to Mariupol, accompanied by the International Committee of the Red Cross,"

She stated that seventeen buses were prepared to transport people from Mariupol and Berdyansk.