The Russian Defense Ministry says the Ukrainians have suffered critical losses during the battle.

俄罗斯国防部称，乌克兰人在战斗中遭受了重大损失。

Russia says Ukrainian troops in the eastern city of Severodonetsk have suffered critical losses and are retreating.

俄罗斯称，乌克兰军队在东部城市北顿涅茨克损失严重，正在撤退。