Ukraine’s Defense Ministry revealed Friday that, for the first time, Russia has started using long-range bombers in the ongoing war. 

Spokesman Oleksandr Motuzyanyk said the long-range aircraft are being used to attack Mariupol, according to Reuters

Mariupol Ukraine

A boy rides a scooter near a destroyed building in Mariupol, Ukraine, on Thursday.

RUSSIA INVADES UKRAINE: LIVE UPDATES 

"The situation in Mariupol is difficult and hard. Fighting is happening right now. The Russian army is constantly calling on additional units to storm the city," Motuzyanyk reportedly said. "But as of now the Russians haven’t managed to completely capture it."

Graves Mariupol Ukraine

Graves of civilians killed during Ukraine-Russia conflict are seen next to apartment buildings in Mariupol on Sunday. (Reuters/Alexander Ermochenko)

CLICK HERE TO GET THE FOX NEWS APP 

Elsewhere, Motuzyanyk said Russia is focusing on capturing the eastern Ukrainian cities of Rubizhne and Popasna.

He also called the sinking of the Moskva, the flagship vessel of Russia’s Black Sea navy, significant, Reuters reports.