Ukraine: Russian troops bear down on Kyiv

We go to the capital of Ukraine where residents brace for a renewed onslaught as a massive military column makes its way towards the city.

The Ukrainian president, Volodymyr Zelensky, accuses Russia of war crimes as bombs rain down in Kharkiv.

We hear about a Nigerian medical student named Peace who is studying in Kyiv. She left the city on Friday morning and has been on the move since.