Civilians trapped as Russia bombards port city

Summary

1. In Mariupol, a strategic southern port near Ukraine's border with Russia, civilians are trapped by intense shelling
2. "There has been no light, no heat, and no water now for two full days and we have hardly any food left," a resident tells the BBC
3. Russian forces have taken control of Kherson, also in the south and the first major city to fall
4. If Russia captures more southern cities, Ukrainian forces could be cut off from the sea
5. Kyiv remains in government control and a large Russian armoured convoy is some distance away
6. More than one million people have already fled the country and hundreds of civilians are believed to have been killed
7. Vladimir Putin's foreign minister warns a third world war would be nuclear but says Russians are not thinking about this

Live Reporting

Edited by Owen Amos

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1. Posted at 14:4714:47

   Watch: Police video of 'aftermath of bombing in Chernihiv'

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Ukraine's police have published this video, which they say shows the aftermath of bombing in the northern city of Chernihiv.

It shows the destruction of several buildings and vehicles.

The city has seen heavy Russian shelling, but remains in Ukrainian hands, according to the latest UK military intelligence update.