Russia plans to hold sham independence vote in southern Ukraine, Zelenskiy says

Ukraine president warns citizens against handing over personal information, as satellite images of mass graves emerge near Mariupol

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Volodymyr Zelenskiy has accused Russia of planning to falsify" an independence referendum in the partly occupied southern regions of Kherson and Zaporizhzhia, telling Ukrainians there not to give personal information to occupying forces.

The warning came after Mariupol's mayor accused Russia of hiding evidence of its barbaric" war crimes by burying the bodies of up to 9,000 civilians in a new mass grave, allegations backed up by satellite images from US company Maxar.