The building was severely damaged, and Moscow suffered significant losses among Russian personnel, the General Staff said.

Competing claims have emerged over a deadly attack on a boarding school in Sudzha, a city in Russia's Kursk region under Ukrainian control.

Competing claims have emerged over a deadly attack on a boarding school in Sudzha, a city in Russia’s Kursk region, that Ukraine has controlled for five months.View on euronews

Ukrainian forces on Sunday launched a new offensive inside Russia's western Kursk border region, going on the attack with substantial forces.

The Ukrainian army said four people were killed and dozens - many of them elderly - were injured in the town of Sudzha in the Kursk region, which has been under Ukrainian control

A Russian strike on a residential building in central Ukraine killed at least 14 people, including two children, emergency services said, one of many attacks across the country this weekend.

Ukraine has accused Russia of launching a deadly missile strike that killed at least four people in the dormitory of a boarding school in Kursk.Ukrainian president Volodymyr Zelensky said that a Russian bomb destroyed the school building "even though dozens of civilians were there".