His country echoes to the sound of air raid sirens - historic buildings, churches, hospitals and playgrounds have been reduced to ruins. Today, Volodmyr Zelenskyy accused Russia of the most terrible war crimes since the second world war - telling the UN Security Council that Moscow was “deliberately destroying Ukrainian cities to ashes” and must be brought to justice.

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From Western allies there were more promises of tougher sanctions and more weapons - from Russia the same flat out denials of evidence that are mounting by the day.

Warning: there are some highly distressing images in this report.

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