The Ukrainian president told UN Security Council members that the Kremlin's troops committed the worst atrocities since World War II.
ADVERTISEMENTRussia's war in Ukraine is taking on a new dimension with growing evidence of human rights atrocities by Vladimir Putin's troops, accused of killing civilians in cold blood as they retreated from the Kyiv region.
Moves are afoot to investigate war crimes but there are fears that similar massacres could occur, given Russia's failure to gain control of the country or even any key cities following its invasion on February 24.
Moscow is now concentrating its offensive on eastern and southern Ukraine. Thousands have been killed so far and Russian bombardments have caused widespread devastation. Millions have fled their homes, creating Europe's worst refugee crisis since World War II.
The war has deepened the rupture between Russia and the West, which is planning more economic sanctions against Moscow.
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See a summary of Tuesday's developments in our blog below:
For a summary of Monday's developments, click here.