"Next to the building was the inscription "Children", which was impossible to overlook," he wrote.

“Hundreds of people were hiding from the shelling there. Step by step, we are moving towards ensuring that the terrorist state is fully held to account for what it has done to our country and our people.”

Currently, the Russian occupation authorities have fenced off and are dismantling the ruins of the Mariupol Drama Theater to destroy evidence of their war crime. The video was posted by the city's mayoral advisor Petro Andriushchenko.

Enemy aviation bombed Mariupol Drama Theater when up to 1,300 people could have been inside the shelter. According to Mariupol Mayor Vadym Boychenko, about 300 people died in the attack.

The Associated Press investigated and claimed that 600 people were killed in the targeted Russian attack on a civilian population – a war crime.

Read also: Mariupol theater relocates to western Ukraine

To hide the traces of their crimes, the Russian occupation administration brought mobile crematoria to Mariupol and began taking the bodies of dead civilians out of the city.

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Read the original article on The New Voice of Ukraine