Russia-Ukraine live news: Moscow says humanitarian corridors open

Kyiv rejects plan to give civilians in several key cities safe passage to Russia and Belarus as ‘immoral’.

More than 1.5 million people have fled Ukraine since Russia launched its invasion

• Russia says it will hold fire and open humanitarian corridors in several cities.

• Kyiv slams move to set up exit routes to Russia and Belarus as “immoral”.

• Two previous ceasefire attempts in Mariupol collapsed over the weekend.

• Humanitarian crisis grows as Russian offensive continues.