Day 20 Ukraine War: See the highpoints of the saga thus far

Today, Tuesday 15th March 2022, is now the 20th day of Russia's invasion.

If you're just joining us now, here's what you need to know: 

• Peace talks between Russia and Ukraine continues today - although the US remains sceptical, saying it has seen no sign of de-escalation from Vladimir Putin; 

• Ukrainian President Volodymyr Zelenskyy warns Western leaders that Russia will target other European countries;

• Some 89,000 applications have been made in the UK to help house Ukrainian refugees;

• UK adds 350 Russian names to sanctions list;

• Four people have been killed after large explosions were heard across Kyiv overnight and a 15-story building caught fire following artillery strikes;

• Convoy of 2,000 cars allowed to leave besieged southern city of Mariupol - but aid convoy stalled as people grow increasingly desperate for food and other supplies; 

• Humanitarian corridors to also open from four cities in the northeastern Sumy region;

• Russia claims it has taken full control of Kherson region, after occupying the city three weeks ago.

The map below has details of the parts of Ukraine under Russian control: